#include <stdio.h> int calculateSum(int x, int y) { return x + y; } int main() { int result1 = calculateSum(5, 3); int result2 = calculateSum(8, 2); int result3 = calculateSum(15, 15); printf("Result1 is: %d\n", result1); printf("Result2 is: %d\n", result2); printf("Result3 is: %d\n", result3); return 0; }