diff --git a/iverilog/tobb/lab4/bib3 b/iverilog/tobb/lab4/bib3
new file mode 100644
index 0000000..7b87e1a
--- /dev/null
+++ b/iverilog/tobb/lab4/bib3
@@ -0,0 +1,291 @@
+#! /usr/bin/vvp
+:ivl_version "11.0 (stable)";
+:ivl_delay_selection "TYPICAL";
+:vpi_time_precision + 0;
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/system.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/vhdl_sys.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/vhdl_textio.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/v2005_math.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/va_math.vpi";
+S_0x55ec90657360 .scope module, "bib3TB" "bib3TB" 2 1;
+ .timescale 0 0;
+v0x55ec9066dea0_0 .var "A", 8 0;
+v0x55ec9066df60_0 .net "Y", 3 0, v0x55ec9066dd60_0;  1 drivers
+S_0x55ec906574f0 .scope module, "uut" "bib3" 2 6, 3 1 0, S_0x55ec90657360;
+ .timescale 0 0;
+    .port_info 0 /INPUT 9 "buyruk";
+    .port_info 1 /OUTPUT 4 "sonuc";
+v0x55ec90618c00_0 .var/i "a", 31 0;
+v0x55ec9066d8d0_0 .var/i "b", 31 0;
+v0x55ec9066d9b0_0 .net "buyruk", 8 0, v0x55ec9066dea0_0;  1 drivers
+v0x55ec9066da70_0 .var/i "c", 31 0;
+v0x55ec9066db50_0 .var/i "count", 31 0;
+v0x55ec9066dc80_0 .var/i "i", 31 0;
+v0x55ec9066dd60_0 .var "sonuc", 3 0;
+E_0x55ec9064fc40 .event edge, v0x55ec9066d9b0_0;
+    .scope S_0x55ec906574f0;
+T_0 ;
+    %wait E_0x55ec9064fc40;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 6, 4;
+    %dup/vec4;
+    %pushi/vec4 0, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.1, 6;
+    %dup/vec4;
+    %pushi/vec4 1, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.2, 6;
+    %dup/vec4;
+    %pushi/vec4 2, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.3, 6;
+    %dup/vec4;
+    %pushi/vec4 3, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.4, 6;
+    %dup/vec4;
+    %pushi/vec4 4, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.5, 6;
+    %dup/vec4;
+    %pushi/vec4 5, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.6, 6;
+    %dup/vec4;
+    %pushi/vec4 6, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.7, 6;
+    %dup/vec4;
+    %pushi/vec4 7, 0, 3;
+    %cmp/u;
+    %jmp/1 T_0.8, 6;
+    %pushi/vec4 0, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.9;
+T_0.1 ;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 3, 3;
+    %pad/u 4;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 0, 2;
+    %pad/u 4;
+    %add;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.9;
+T_0.2 ;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 3, 3;
+    %pad/u 4;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 0, 2;
+    %pad/u 4;
+    %sub;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.9;
+T_0.3 ;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 3, 3;
+    %pad/u 4;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 0, 2;
+    %pad/u 4;
+    %and;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.9;
+T_0.4 ;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 3, 3;
+    %pad/u 4;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %parti/s 3, 0, 2;
+    %pad/u 4;
+    %or;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.9;
+T_0.5 ;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55ec9066dc80_0, 0, 32;
+T_0.10 ;
+    %load/vec4 v0x55ec9066dc80_0;
+    %cmpi/s 4, 0, 32;
+    %flag_or 5, 4;
+    %jmp/0xz T_0.11, 5;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %load/vec4 v0x55ec9066dc80_0;
+    %part/s 1;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %load/vec4 v0x55ec9066dc80_0;
+    %addi 1, 0, 32;
+    %part/s 1;
+    %cmp/e;
+    %jmp/0xz  T_0.12, 4;
+    %pushi/vec4 15, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.13;
+T_0.12 ;
+    %pushi/vec4 0, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+T_0.13 ;
+    ; show_stmt_assign_vector: Get l-value for compressed += operand
+    %load/vec4 v0x55ec9066dc80_0;
+    %pushi/vec4 1, 0, 32;
+    %add;
+    %store/vec4 v0x55ec9066dc80_0, 0, 32;
+    %jmp T_0.10;
+T_0.11 ;
+    %jmp T_0.9;
+T_0.6 ;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55ec90618c00_0, 0, 32;
+T_0.14 ;
+    %load/vec4 v0x55ec90618c00_0;
+    %cmpi/s 5, 0, 32;
+    %flag_or 5, 4;
+    %jmp/0xz T_0.15, 5;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %load/vec4 v0x55ec90618c00_0;
+    %part/s 1;
+    %pad/u 32;
+    %cmpi/e 1, 0, 32;
+    %jmp/0xz  T_0.16, 4;
+    %pushi/vec4 15, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.17;
+T_0.16 ;
+    %pushi/vec4 0, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+T_0.17 ;
+    ; show_stmt_assign_vector: Get l-value for compressed += operand
+    %load/vec4 v0x55ec90618c00_0;
+    %pushi/vec4 1, 0, 32;
+    %add;
+    %store/vec4 v0x55ec90618c00_0, 0, 32;
+    %jmp T_0.14;
+T_0.15 ;
+    %jmp T_0.9;
+T_0.7 ;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55ec9066db50_0, 0, 32;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55ec9066d8d0_0, 0, 32;
+T_0.18 ;
+    %load/vec4 v0x55ec9066d8d0_0;
+    %cmpi/s 5, 0, 32;
+    %flag_or 5, 4;
+    %jmp/0xz T_0.19, 5;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %load/vec4 v0x55ec9066d8d0_0;
+    %part/s 1;
+    %pad/u 32;
+    %cmpi/e 1, 0, 32;
+    %jmp/0xz  T_0.20, 4;
+    %load/vec4 v0x55ec9066db50_0;
+    %addi 1, 0, 32;
+    %store/vec4 v0x55ec9066db50_0, 0, 32;
+T_0.20 ;
+    ; show_stmt_assign_vector: Get l-value for compressed += operand
+    %load/vec4 v0x55ec9066d8d0_0;
+    %pushi/vec4 1, 0, 32;
+    %add;
+    %store/vec4 v0x55ec9066d8d0_0, 0, 32;
+    %jmp T_0.18;
+T_0.19 ;
+    %load/vec4 v0x55ec9066db50_0;
+    %pushi/vec4 2, 0, 32;
+    %mod/s;
+    %cmpi/e 0, 0, 32;
+    %jmp/0xz  T_0.22, 4;
+    %pushi/vec4 15, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.23;
+T_0.22 ;
+    %pushi/vec4 0, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+T_0.23 ;
+    %jmp T_0.9;
+T_0.8 ;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55ec9066db50_0, 0, 32;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55ec9066da70_0, 0, 32;
+T_0.24 ;
+    %load/vec4 v0x55ec9066da70_0;
+    %cmpi/s 5, 0, 32;
+    %flag_or 5, 4;
+    %jmp/0xz T_0.25, 5;
+    %load/vec4 v0x55ec9066d9b0_0;
+    %load/vec4 v0x55ec9066da70_0;
+    %part/s 1;
+    %pad/u 32;
+    %cmpi/e 1, 0, 32;
+    %jmp/0xz  T_0.26, 4;
+    ; show_stmt_assign_vector: Get l-value for compressed += operand
+    %load/vec4 v0x55ec9066db50_0;
+    %pushi/vec4 1, 0, 32;
+    %add;
+    %store/vec4 v0x55ec9066db50_0, 0, 32;
+T_0.26 ;
+    ; show_stmt_assign_vector: Get l-value for compressed += operand
+    %load/vec4 v0x55ec9066da70_0;
+    %pushi/vec4 1, 0, 32;
+    %add;
+    %store/vec4 v0x55ec9066da70_0, 0, 32;
+    %jmp T_0.24;
+T_0.25 ;
+    %load/vec4 v0x55ec9066db50_0;
+    %pushi/vec4 2, 0, 32;
+    %mod/s;
+    %cmpi/e 0, 0, 32;
+    %jmp/0xz  T_0.28, 4;
+    %pushi/vec4 0, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+    %jmp T_0.29;
+T_0.28 ;
+    %pushi/vec4 15, 0, 4;
+    %store/vec4 v0x55ec9066dd60_0, 0, 4;
+T_0.29 ;
+    %jmp T_0.9;
+T_0.9 ;
+    %pop/vec4 1;
+    %jmp T_0;
+    .thread T_0, $push;
+    .scope S_0x55ec90657360;
+T_1 ;
+    %vpi_call 2 12 "$dumpfile", "bib3.vcd" {0 0 0};
+    %vpi_call 2 13 "$dumpvars" {0 0 0};
+    %pushi/vec4 9, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 97, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 165, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 227, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 319, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 289, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 353, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 417, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %pushi/vec4 481, 0, 9;
+    %store/vec4 v0x55ec9066dea0_0, 0, 9;
+    %delay 5, 0;
+    %end;
+    .thread T_1;
+# The file index is used to find the file name in the following table.
+:file_names 4;
+    "N/A";
+    "<interactive>";
+    "bib3TB.v";
+    "bib3.v";
diff --git a/iverilog/tobb/lab4/bib3.v b/iverilog/tobb/lab4/bib3.v
new file mode 100644
index 0000000..6bab65b
--- /dev/null
+++ b/iverilog/tobb/lab4/bib3.v
@@ -0,0 +1,49 @@
+module  bib3 (
+    input [8:0] buyruk,
+    output reg [3:0] sonuc
+);
+    integer i, a, b, c, count;
+    always@(buyruk) begin
+        case (buyruk[8:6])
+        default: sonuc = 4'b0000;
+        3'b000: sonuc = buyruk[5:3] + buyruk[2:0];
+        3'b001: sonuc = buyruk[5:3] - buyruk[2:0];
+        3'b010: sonuc = buyruk[5:3] & buyruk[2:0];
+        3'b011: sonuc = buyruk[5:3] | buyruk[2:0];
+        3'b100: begin
+            for (i = 0; i <= 4; i++)
+                if (buyruk[i] == buyruk[i+1])
+                    sonuc = 4'b1111;
+                else
+                    sonuc = 4'b0000;
+        end
+        3'b101: for (a = 0; a <= 5; a++) begin
+                            if (buyruk[a] == 1)
+                                sonuc = 4'b1111;
+                            else
+                            sonuc = 4'b0000;
+        end
+        3'b110: begin
+             count = 0;
+            for (b = 0; b <= 5; b++) begin
+                if (buyruk[b] == 1)
+                    count = count + 1;
+            end
+            if (count % 2 == 0)
+                sonuc = 4'b1111;
+            else
+                sonuc = 4'b0000;
+        end
+        3'b111: begin
+             count = 0;
+            for (c = 0; c <= 5; c++)
+                if (buyruk[c] == 1)
+                count++;
+                if (count % 2 == 0)
+                    sonuc = 4'b0000;
+                else
+                    sonuc = 4'b1111;
+        end
+        endcase
+    end
+endmodule
diff --git a/iverilog/tobb/lab4/bib3.vcd b/iverilog/tobb/lab4/bib3.vcd
new file mode 100644
index 0000000..48b7b5c
--- /dev/null
+++ b/iverilog/tobb/lab4/bib3.vcd
@@ -0,0 +1,81 @@
+$date
+	Sat Jan 25 01:26:43 2025
+$end
+$version
+	Icarus Verilog
+$end
+$timescale
+	1s
+$end
+$scope module bib3TB $end
+$var wire 4 ! Y [3:0] $end
+$var reg 9 " A [8:0] $end
+$scope module uut $end
+$var wire 9 # buyruk [8:0] $end
+$var reg 4 $ sonuc [3:0] $end
+$var integer 32 % a [31:0] $end
+$var integer 32 & b [31:0] $end
+$var integer 32 ' c [31:0] $end
+$var integer 32 ( count [31:0] $end
+$var integer 32 ) i [31:0] $end
+$upscope $end
+$upscope $end
+$enddefinitions $end
+#0
+$dumpvars
+bx )
+bx (
+bx '
+bx &
+bx %
+b10 $
+b1001 #
+b1001 "
+b10 !
+$end
+#5
+b11 !
+b11 $
+b1100001 "
+b1100001 #
+#10
+b100 !
+b100 $
+b10100101 "
+b10100101 #
+#15
+b111 !
+b111 $
+b11100011 "
+b11100011 #
+#20
+b1111 !
+b1111 $
+b101 )
+b100111111 "
+b100111111 #
+#25
+b0 !
+b0 $
+b101 )
+b100100001 "
+b100100001 #
+#30
+b1111 !
+b1111 $
+b110 %
+b101100001 "
+b101100001 #
+#35
+b110 &
+b10 (
+b110100001 "
+b110100001 #
+#40
+b0 !
+b0 $
+b110 '
+b10 (
+b111100001 "
+b111100001 #
+#45
diff --git a/iverilog/tobb/lab4/bib3TB.v b/iverilog/tobb/lab4/bib3TB.v
new file mode 100644
index 0000000..a9748b7
--- /dev/null
+++ b/iverilog/tobb/lab4/bib3TB.v
@@ -0,0 +1,25 @@
+module bib3TB();
+
+reg [8:0] A;
+wire [3:0] Y;
+
+bib3 uut (
+    .buyruk(A),
+    .sonuc(Y)
+);
+
+initial begin
+    $dumpfile("bib3.vcd");
+    $dumpvars;
+    A = 9'b000_001_001; #5;
+    A = 9'b001_100_001; #5;
+    A = 9'b010_100_101; #5;
+    A = 9'b011_100_011; #5;
+    A = 9'b100_111_111; #5;
+    A = 9'b100_100_001; #5;
+    A = 9'b101_100_001; #5;
+    A = 9'b110_100_001; #5;
+    A = 9'b111_100_001; #5;
+end
+
+endmodule
diff --git a/iverilog/tobb/lab4/sube3soru2 b/iverilog/tobb/lab4/sube3soru2
new file mode 100644
index 0000000..17b7d0d
--- /dev/null
+++ b/iverilog/tobb/lab4/sube3soru2
@@ -0,0 +1,117 @@
+#! /usr/bin/vvp
+:ivl_version "11.0 (stable)";
+:ivl_delay_selection "TYPICAL";
+:vpi_time_precision + 0;
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/system.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/vhdl_sys.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/vhdl_textio.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/v2005_math.vpi";
+:vpi_module "/usr/lib/x86_64-linux-gnu/ivl/va_math.vpi";
+S_0x55a0b73b0f40 .scope module, "sube3soru2TB" "sube3soru2TB" 2 1;
+ .timescale 0 0;
+v0x55a0b73c4170_0 .var "A", 9 0;
+v0x55a0b73c4250_0 .var "B", 5 0;
+v0x55a0b73c4320_0 .net "D", 4 0, v0x55a0b73c3b30_0;  1 drivers
+v0x55a0b73c4420_0 .net "l1", 4 0, v0x55a0b73c3d00_0;  1 drivers
+v0x55a0b73c44f0_0 .net "l2", 4 0, v0x55a0b73c3e30_0;  1 drivers
+S_0x55a0b73b10d0 .scope module, "uut" "sube3soru2" 2 7, 3 1 0, S_0x55a0b73b0f40;
+ .timescale 0 0;
+    .port_info 0 /INPUT 10 "A";
+    .port_info 1 /INPUT 6 "B";
+    .port_info 2 /OUTPUT 5 "D";
+    .port_info 3 /OUTPUT 5 "l1";
+    .port_info 4 /OUTPUT 5 "l2";
+v0x55a0b7376c00_0 .net "A", 9 0, v0x55a0b73c4170_0;  1 drivers
+v0x55a0b73c3a50_0 .net "B", 5 0, v0x55a0b73c4250_0;  1 drivers
+v0x55a0b73c3b30_0 .var "D", 4 0;
+v0x55a0b73c3c20_0 .var/i "hunderedR", 31 0;
+v0x55a0b73c3d00_0 .var "l1", 4 0;
+v0x55a0b73c3e30_0 .var "l2", 4 0;
+v0x55a0b73c3f10_0 .var/i "tempD", 31 0;
+v0x55a0b73c3ff0_0 .var/i "tempO", 31 0;
+E_0x55a0b73ae360 .event edge, v0x55a0b73c3a50_0, v0x55a0b7376c00_0;
+    .scope S_0x55a0b73b10d0;
+T_0 ;
+    %wait E_0x55a0b73ae360;
+    %load/vec4 v0x55a0b7376c00_0;
+    %parti/s 8, 2, 3;
+    %pad/u 32;
+    %muli 100, 0, 32;
+    %store/vec4 v0x55a0b73c3c20_0, 0, 32;
+    %load/vec4 v0x55a0b7376c00_0;
+    %parti/s 2, 0, 2;
+    %dup/vec4;
+    %pushi/vec4 1, 0, 2;
+    %cmp/u;
+    %jmp/1 T_0.0, 6;
+    %dup/vec4;
+    %pushi/vec4 2, 0, 2;
+    %cmp/u;
+    %jmp/1 T_0.1, 6;
+    %dup/vec4;
+    %pushi/vec4 3, 0, 2;
+    %cmp/u;
+    %jmp/1 T_0.2, 6;
+    %pushi/vec4 0, 0, 32;
+    %store/vec4 v0x55a0b73c3f10_0, 0, 32;
+    %jmp T_0.4;
+T_0.0 ;
+    %pushi/vec4 25, 0, 32;
+    %store/vec4 v0x55a0b73c3f10_0, 0, 32;
+    %jmp T_0.4;
+T_0.1 ;
+    %pushi/vec4 50, 0, 32;
+    %store/vec4 v0x55a0b73c3f10_0, 0, 32;
+    %jmp T_0.4;
+T_0.2 ;
+    %pushi/vec4 75, 0, 32;
+    %store/vec4 v0x55a0b73c3f10_0, 0, 32;
+    %jmp T_0.4;
+T_0.4 ;
+    %pop/vec4 1;
+    %load/vec4 v0x55a0b73c3c20_0;
+    %load/vec4 v0x55a0b73c3f10_0;
+    %add;
+    %store/vec4 v0x55a0b73c3ff0_0, 0, 32;
+    %load/vec4 v0x55a0b73c3ff0_0;
+    %load/vec4 v0x55a0b73c3a50_0;
+    %pad/u 32;
+    %div;
+    %store/vec4 v0x55a0b73c3ff0_0, 0, 32;
+    %load/vec4 v0x55a0b73c3ff0_0;
+    %pushi/vec4 100, 0, 32;
+    %div/s;
+    %pad/s 5;
+    %store/vec4 v0x55a0b73c3b30_0, 0, 5;
+    %load/vec4 v0x55a0b73c3ff0_0;
+    %pushi/vec4 100, 0, 32;
+    %mod/s;
+    %pushi/vec4 10, 0, 32;
+    %div/s;
+    %pad/s 5;
+    %store/vec4 v0x55a0b73c3d00_0, 0, 5;
+    %load/vec4 v0x55a0b73c3ff0_0;
+    %pushi/vec4 10, 0, 32;
+    %mod/s;
+    %pad/s 5;
+    %store/vec4 v0x55a0b73c3e30_0, 0, 5;
+    %jmp T_0;
+    .thread T_0, $push;
+    .scope S_0x55a0b73b0f40;
+T_1 ;
+    %vpi_call 2 16 "$dumpfile", "sube3soru2.vcd" {0 0 0};
+    %vpi_call 2 17 "$dumpvars" {0 0 0};
+    %pushi/vec4 25, 0, 10;
+    %store/vec4 v0x55a0b73c4170_0, 0, 10;
+    %pushi/vec4 3, 0, 6;
+    %store/vec4 v0x55a0b73c4250_0, 0, 6;
+    %delay 5, 0;
+    %vpi_call 2 19 "$finish" {0 0 0};
+    %end;
+    .thread T_1;
+# The file index is used to find the file name in the following table.
+:file_names 4;
+    "N/A";
+    "<interactive>";
+    "sube3soru2TB.v";
+    "sube3soru2.v";
diff --git a/iverilog/tobb/lab4/sube3soru2.v b/iverilog/tobb/lab4/sube3soru2.v
new file mode 100644
index 0000000..3f6c2f8
--- /dev/null
+++ b/iverilog/tobb/lab4/sube3soru2.v
@@ -0,0 +1,24 @@
+module sube3soru2 (
+    input [9:0] A,
+    input [5:0] B,
+    output reg [4:0] D,l1,l2
+);
+
+integer tempD, tempO, hunderedR;
+
+always@(A or B) begin
+    hunderedR = A[9:2] * 100;
+    case(A[1:0])
+    2'b01: tempD = 25;
+    2'b10: tempD = 50;
+    2'b11: tempD = 75;
+    default: tempD = 00;
+    endcase
+    tempO = hunderedR + tempD;
+    tempO = tempO / B;
+    D = tempO / 100;
+    l1 = (tempO%100)/10;
+    l2 = tempO%10;
+end
+
+endmodule
diff --git a/iverilog/tobb/lab4/sube3soru2.vcd b/iverilog/tobb/lab4/sube3soru2.vcd
new file mode 100644
index 0000000..8800631
--- /dev/null
+++ b/iverilog/tobb/lab4/sube3soru2.vcd
@@ -0,0 +1,44 @@
+$date
+	Sat Jan 25 03:14:14 2025
+$end
+$version
+	Icarus Verilog
+$end
+$timescale
+	1s
+$end
+$scope module sube3soru2TB $end
+$var wire 5 ! l2 [4:0] $end
+$var wire 5 " l1 [4:0] $end
+$var wire 5 # D [4:0] $end
+$var reg 10 $ A [9:0] $end
+$var reg 6 % B [5:0] $end
+$scope module uut $end
+$var wire 10 & A [9:0] $end
+$var wire 6 ' B [5:0] $end
+$var reg 5 ( D [4:0] $end
+$var reg 5 ) l1 [4:0] $end
+$var reg 5 * l2 [4:0] $end
+$var integer 32 + hunderedR [31:0] $end
+$var integer 32 , tempD [31:0] $end
+$var integer 32 - tempO [31:0] $end
+$upscope $end
+$upscope $end
+$enddefinitions $end
+#0
+$dumpvars
+b11010000 -
+b11001 ,
+b1001011000 +
+b1000 *
+b0 )
+b10 (
+b11 '
+b11001 &
+b11 %
+b11001 $
+b10 #
+b0 "
+b1000 !
+$end
+#5
diff --git a/iverilog/tobb/lab4/sube3soru2TB.v b/iverilog/tobb/lab4/sube3soru2TB.v
new file mode 100644
index 0000000..f180dbd
--- /dev/null
+++ b/iverilog/tobb/lab4/sube3soru2TB.v
@@ -0,0 +1,22 @@
+module sube3soru2TB();
+
+reg [9:0] A;
+reg [5:0] B;
+wire [4:0] D,l1,l2;
+
+sube3soru2 uut (
+    .A(A),
+    .B(B),
+    .D(D),
+    .l1(l1),
+    .l2(l2)
+);
+
+initial begin
+    $dumpfile("sube3soru2.vcd");
+    $dumpvars;
+    A = 10'b0000011001; B = 6'b000011; #5;
+    $finish;
+end
+
+endmodule