From 991478f774594c0952e0919645d3bf871b64408d Mon Sep 17 00:00:00 2001
From: k0rrluna <k0rr.luna1@gmail.com>
Date: Wed, 30 Apr 2025 02:14:23 +0300
Subject: [PATCH] exercise5

---
 DeitelC/Chapter5/carRental.c       |  29 +++++++++++++++++++++++++++++
 DeitelC/Chapter5/exercise5-8.c     |  14 ++++++++++++++
 DeitelC/Chapter5/math              | Bin 16040 -> 16104 bytes
 DeitelC/Chapter5/math.c            |  17 +++++++++++++++++
 DeitelC/Chapter5/roundingNumbers.c |  10 ++++++++++
 5 files changed, 70 insertions(+)
 create mode 100644 DeitelC/Chapter5/carRental.c
 create mode 100644 DeitelC/Chapter5/exercise5-8.c
 create mode 100644 DeitelC/Chapter5/roundingNumbers.c

diff --git a/DeitelC/Chapter5/carRental.c b/DeitelC/Chapter5/carRental.c
new file mode 100644
index 0000000..7b4c506
--- /dev/null
+++ b/DeitelC/Chapter5/carRental.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+double calculateCharges (int hours);
+
+int main (void) {
+    printf("%5s\t%5s\t%5s\n", "Car", "Hours", "Charge");
+    printf("%5s\t%5d\t%5.2f\n", "1", 22, calculateCharges(22));
+    printf("%5s\t%5d\t%5.2f\n", "2", 12, calculateCharges(12));
+    printf("%5s\t%5d\t%5.2f\n", "3", 34, calculateCharges(34));
+    printf("%5s\t%5d\t%5.2f\n", "4", 48, calculateCharges(48));
+    printf("%5s\t%5d\t%5.2f\n", "5", 94, calculateCharges(94));
+}
+
+double calculateCharges (int hours) {
+    int dayMod = hours % 24;
+    int days = hours / 24;
+
+    if (days >= 1) {
+        return ((days * 50)+(hours * 0.5));
+    } else {
+        if (hours <= 8) {
+            return ((hours * 0.5) + 25);
+        } else if (hours <= 13) {
+            return (((hours - 8) * 5) + (hours * 0.5) + 25);
+        } else {
+            return (50 + (hours * 0.5));
+        }
+    }
+}
diff --git a/DeitelC/Chapter5/exercise5-8.c b/DeitelC/Chapter5/exercise5-8.c
new file mode 100644
index 0000000..257879a
--- /dev/null
+++ b/DeitelC/Chapter5/exercise5-8.c
@@ -0,0 +1,14 @@
+#include <stdio.h>
+#include <math.h>
+
+int main (void) {
+    double x;
+    x = fabs(10.85);
+    x = floor(10.85);
+    x = fabs(-0.678);
+    x = ceil(9.234);
+    x = fabs(0.0);
+    x = ceil(-34.87);
+    x = ceil(-fabs(-12 - floor(-9.5)));
+    printf("%.5f\n", x);
+}
diff --git a/DeitelC/Chapter5/math b/DeitelC/Chapter5/math
index 83e9c4ef869b707475a50c96f22af4601b4e3dd0..6ed021fb6e58d49f1cb2ddd8b42043ba779ff87a 100644
GIT binary patch
delta 922
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tB0H!oc^n@_E}|kWSotKi5v<a(wtyKOF1Qv#yV_dKme#_u3e&DY&0l80?kE5N

delta 618
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Aod5s;

diff --git a/DeitelC/Chapter5/math.c b/DeitelC/Chapter5/math.c
index 12aa95e..f8c57ce 100644
--- a/DeitelC/Chapter5/math.c
+++ b/DeitelC/Chapter5/math.c
@@ -2,6 +2,8 @@
 #include <math.h>
 
 double hypotenuse (double side1, double side2);
+int smallest (int x, int y, int z);
+int intToFloat (double number);
 
 int main (void) {
     printf("%.2f\n", cbrt(27.0));
@@ -18,9 +20,24 @@ int main (void) {
     printf("%.5f\n", cos(0.0));
     printf("%.5f\n", tan(0.0));
     printf("%.5f\n", hypotenuse(3.0,4.0));
+    printf("%d\n", smallest(3,3,4));
+    printf("%d\n", intToFloat(3.4));
 }
 
 double hypotenuse (double side1, double side2) {
     double final = (side1*side1) + (side2*side2);
     return sqrt(final);
+    }
+
+int smallest (int x, int y, int z) {
+        if (x <= y && x <= z) {
+            return x;
+        } else if (y <= z && y <= x) {
+            return y;
+        } else {
+            return z;
+        }
+    }
+int intToFloat (double number) {
+    return number;
 }
diff --git a/DeitelC/Chapter5/roundingNumbers.c b/DeitelC/Chapter5/roundingNumbers.c
new file mode 100644
index 0000000..61b52d9
--- /dev/null
+++ b/DeitelC/Chapter5/roundingNumbers.c
@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <math.h>
+
+int main (void) {
+    double num;
+    printf("%s\n", "Enter a number!");
+    scanf("%lf", &num);
+    int y = floor(num + .5);
+    printf("%3s\t%3lf\t%3s\t%3d\n", "Orginal num:", num, "Rounded: ", y);
+}