Submission #8464693

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Source Code Expand

#include <cstdio>

using namespace std;

int main() {
  int r;
  scanf("%d", &r);
  printf("%d\n", r * r);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:7:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &r);
                  ^

Judge Result