initial commit

lab02/lab2.c

@@ -0,0 +1,57 @@
+#include <stdio.h>
+
+void multiplicationTable(int n) {
+  printf("Multiplication table of %d\n", n);
+
+  for (int i = 1; i <= 10; i++) {
+    printf("%d x %d = %d\n", n, i, n * i);
+  }
+
+  printf("\n");
+}
+
+void numberAnalysis(int n) {
+  int c = (n > 0) - (n < 0);
+
+  switch (c) {
+    case -1: // n is negative
+      multiplicationTable(n);
+
+      printf("Sum not applicable for negative numbers\n");
+      printf("The number is Negative.\n");
+
+      break;
+    case 0: // n is zero
+      multiplicationTable(n);
+
+      printf("Sum not applicable for zero\n");
+      printf("The number is Zero.\n");
+
+      break;
+    default: // n is positive
+      multiplicationTable(n);
+
+      int sum = 0;
+      int current = 0;
+      while (current <= n) {
+        sum += current;
+        current++;
+      }
+
+      printf("Sum of 1 to %d = %d\n", n, sum);
+      printf("The number is Positive.\n");
+
+      break;
+  }
+}
+
+int main(void) {
+  int number;
+
+  printf("Enter a number: ");
+  scanf("%d", &number);
+
+  numberAnalysis(number);
+
+  return 0;
+}