C

DeitelC/BonusInstructor.c

@@ -11,10 +11,14 @@ int main(void) {
         scanf("%d", &grade);
         if(grade == 1) {
             fail = fail + 1;
-        } else {
+            total = total + 1;
+        } else if(grade == 2) {
             pass = pass + 1;
+            total = total + 1;
+        } else {
+            printf("%s\n","Invalid Number PLEASE ENTER A VALID NUMBER!(1 or 2)");
+            scanf("%d", &grade);
         }
-        total = total + 1;
     }
     puts((pass >= 8) ? "Bonus to Instructer!" : "");
 }

DeitelC/TwoLargestNumber.c

@@ -0,0 +1,26 @@
+#include <stdio.h>
+int main(void) {
+    int number = 0;
+    int counter = 1;
+    int largest = 0;
+    int SecondLargest = 0;
+
+    while(counter <= 10) {
+        printf("%s\n","Enter 10 positive Integer");
+        scanf("%d", &number);
+        if(number >= largest) {
+            largest = number;
+        } else if (number > SecondLargest && number != SecondLargest){
+            SecondLargest = number;
+        } counter++;
+
+    }
+
+    printf("%s %d\n", "Counter: ",counter);
+    printf("%s %d\n", "Largest: ",largest);
+    printf("%s %d\n", "SecondLargest: ",SecondLargest);
+    printf("%s %d\n", "Number: ",number);
+
+    return 0;
+
+}

DeitelC/test1.c

@@ -0,0 +1,15 @@
+ #include <stdio.h>
+
+ int main( void ) 
+ { 
+	int outer_count = 1; // initialize count
+	while ( outer_count <= 10 ) { // loop 10 times
+		int inner_count = 1;
+		while (inner_count <= outer_count) {
+			 printf("* ");
+			 inner_count++;
+		} // end inner while
+		printf("\n");
+		outer_count++;
+	} // end outer while
+ } // end main