// Online C compiler to run C program online
#include <stdio.h>
int add(int a,int b){
return a+b;
}
int mul(int a, int b){
return a*b;
}
int calc(int c,int d,int x,int y){
return (c/d*x-y);
}
int main() {
int a,b,c,d,x,y;
printf("enter two numbers: \n");
scanf("%d%d", &a,&b);
int result=add(a,b);
int result1=mul(a,b);
int result2=calc(10,20,30,40);
printf("Addition: %d\n", result);
printf("Multiplication: %d\n", result1);
printf("Calculation: %d", result2);
return 0;
}