Submission #161588

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Source Code Expand

#include<stdio.h>

int main()
{
  int N;/*入力数*/
  int sh, sm, eh, em;
  char map[25][12] = {{0}};
  int i, j, k, pre = 0;
  int pi = 0, pj = 0;

 /*入力*/
  scanf("%d", &N);
  for(i = 0; i < N; i++){
    scanf("%2d%2d-%2d%2d", &sh, &sm, &eh, &em);

    /*丸め*/
    while(sm % 5)
      sm--;

    while(em % 5){
      if(em == 59){
        eh++;
        em = 0;
      }
      else
        em++;
    }
    sm /= 5;
    em /= 5;

    for(k = sm; sh == eh ? k < em : k < 12; k++)
      map[sh][k] = 1;

    for(j = sh+1; j < eh; j++)
      for(k = 0; k < 12; k++)
        map[j][k] = 1;

    if(sh != eh)
      for(k = 0; k < em; k++)
        map[eh][k] = 1;
  }

  for(i = 0; i < 25; i++){
    for(j = 0; j < 12; j++){

      if(pre == 0 && map[i][j] == 1)/*降り始め時刻*/
        printf("%02d%02d-", i, j*5);
      if(pre == 1 && map[i][j] == 0)/*降り終わり時刻*/
        printf("%02d%02d\n", pj == 11 ? pi+1 : pi, pj == 11 ? 00 : (pj+1)*5);

      pre = map[i][j];
      pi = i;
      pj = j;
    }
  }

  return(0);
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:12:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
./Main.c:14:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result