Submission #2858701

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Source Code Expand

#include<iostream>
using namespace std;

#define FOR(i,a,b) for (int i = a; i < b; ++i)
#define REP(i,n) FOR(i,0,n)

unsigned int n, X;
int a;

int main() {
  scanf("%u%u", &n, &X);

  int sum = 0;
  REP(i,n) {
    scanf("%d", &a);
    if ((X >> i) & 1 != 0) sum += a;
  }

  printf("%d\n", sum);
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%u%u", &n, &X);
                        ^
./Main.cpp:15:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &a);
                    ^

Judge Result