Submission #460652

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Source Code Expand

    #include<stdio.h>
     
    int main(void){
     
      int N;
      scanf("%d",&N);
     
      int S[100];
      int E[100];
     
      int i;
      for(i=0;i<N;i++){
        int h,m,s,mm;
        scanf("%2d:%2d:%2d.%3d",&h,&m,&s,&mm);
        S[i]=3600*1000*(h-21)+60*1000*m+1000*s+mm;
        scanf("%2d:%2d:%2d.%3d",&h,&m,&s,&mm);
        E[i]=3600*1000*(h-21)+60*1000*m+1000*s+mm;
      }
     
      int sta=0;
      int end=1<<30;
     
      for(i=0;i<N;i++){
        if(S[i]>=E[i]){
          sta=(sta<S[i]?S[i]:sta);
          end=(end>E[i]?E[i]:end);
        }
      }
     
      if(end==1<<30){
        for(i=0;i<N;i++){
          printf("-1\n");
        }
        return 0;
      }
     
      for(i=0;i<N;i++){
        if(S[i]<end && E[i]>sta){
          printf("%d\n",E[i]-S[i]+1000);
        } else if(S[i]>=E[i]){
          printf("%d\n",E[i]+1000-S[i]);
        } else if(S[i]>sta || E[i]<end){
          printf("%d\n",E[i]-S[i]);
        } else {
          printf("-1\n");
        }
      }
     
      return 0;
    }

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:6:7: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d",&N);
       ^
./Main.c:14:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%2d:%2d:%2d.%3d",&h,&m,&s,&mm);
         ^
./Main.c:16:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%2d:%2d:%2d.%3d",&h,&m,&s,&mm);
         ^

Judge Result