Submission #1594571

---

Source Code Expand

#include<bits/stdc++.h>
using namespace std;
int main(){
int a, b;
scanf("%d", &a);
scanf("%d", &b);
if(a % b == 0) printf("0\n");
else printf("%d\n", b - a % b);
return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 scanf("%d", &a);
                ^
./Main.cpp:6:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 scanf("%d", &b);
                ^

Judge Result