Python

#include <iostream> using namespace std; int arith_proc(int, int, int); void user_out(int); int main (void) { int a, b; int result =0; a = 5; b = 2; result = arith_proc (a, b, result); user_out(result); return 0; } int arith_proc (int a1, int b1, int result1) { a1 =a1 + 1; result1 = a1 - b1; return result1; } void user_out(int result2) { cout << result2; cout << "\n\n"; }