Submission #1610259

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Source Code Expand

#include<stdio.h>
int main(){

   char a,b;

   scanf("%c %c",&a,&b);

   if(a ^ b){
      printf("D\n");
   }else{
      printf("H\n");
   }

   return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:6:4: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%c %c",&a,&b);
    ^

Judge Result