Submission #1707420

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Source Code Expand

#include<stdio.h>
int main(void)
{
  int i;
  char x[12];
  for(i=0;i<12;i++)
    {
      scanf("%c",&x[i]);
    }
  for(i=0;i<4;i++)
    {
      printf("%c",x[i]);
    }
  putchar(' ');
  for(i=4;i<12;i++)
    {
      printf("%c",x[i]);
    }
  putchar('\n');
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
       scanf("%c",&x[i]);
                        ^

Judge Result