Create Test123

Test123

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+Added test123 to test fork repo

big3.c

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+#include <stdio.h>
+
+biggest3() {
+
+  double n1, n2, n3;
+
+  printf("Enter three different numbers: ");
+  scanf("%lf %lf %lf", &n1, &n2, &n3);
+
+  // if n1 is greater than both n2 and n3, n1 is the largest
+  if (n1 >= n2 && n1 >= n3)
+    printf("%.2f is the largest number.", n1);
+
+  // if n2 is greater than both n1 and n3, n2 is the largest
+  if (n2 >= n1 && n2 >= n3)
+    printf("%.2f is the largest number.", n2);
+
+  // if n3 is greater than both n1 and n2, n3 is the largest
+  if (n3 >= n1 && n3 >= n2)
+    printf("%.2f is the largest number.", n3);
+
+ // return 0;
+}

fact.c

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+#include <stdio.h>
+factorial() {
+    int n, i;
+    unsigned long long fact = 1;
+    printf("Enter an integer: ");
+    scanf("%d", &n);
+
+    // shows error if the user enters a negative integer
+    if (n < 0)
+        printf("Error! Factorial of a negative number doesn't exist.");
+    else {
+        for (i = 1; i <= n; ++i) {
+            fact *= i;
+        }
+        printf("Factorial of %d = %llu", n, fact);
+    }
+
+   // return 0;
+}

main.c

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+main() {
+	biggest3();
+	factorial();
+}

makefile.txt

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+ABC.exe:main.o big3.o fact.o
+	gcc -o ABC.exe main.o big3.o fact.o
+
+
+main.o:main.c
+	gcc -c main.c
+
+big3.o:big3.c
+	gcc -c big3.c
+
+fact.o:fact.c
+	gcc -c fact.c