Submission #4429904


Source Code Expand

#include<stdio.h>

int max(int a, int b)
{
  if(a >= b)
    return a;
  else
    return b;
}

int main()
{
  int n;
  scanf("%d", &n);
  int s[n], e[n];
  
  int cmp(const void* a, const void* b)
  {
    int i, j;
    i = *(int *)a;
    j = *(int *)b;
    return s[i] - s[j];
  }
  
  int i, tmp;
  for(i = 0; i < n; i++)
  {
    scanf("%d-%d", s + i, e + i);
    tmp = s[i] % 100;
    if(tmp % 10 < 5)
      tmp -= tmp % 10;
    else if(tmp % 10 > 5)
      tmp -= tmp % 10 - 5;
    s[i] = s[i] / 100;
    s[i] *= 100;
    s[i] += tmp;
    
    tmp = e[i] % 100;
    if(tmp % 10 < 5)
    {
      if(tmp % 10 != 0)
        tmp += 5 - tmp % 10;
    } else if(tmp % 10 > 5)
      tmp += 10 - tmp % 10;
    if(tmp == 60)
    {
      e[i] = e[i] / 100 + 1;
      e[i] *= 100;
    } else
    {
      e[i] = e[i] / 100;
      e[i] *= 100;
      e[i] += tmp;
    }
  }
  
  int indices[n];
  for(i = 0; i < n; i++)
    indices[i] = i;
  
  qsort(indices, n, sizeof(int), cmp);
  
  int s_[n], e_[n];
  s_[0] = s[indices[0]];
  e_[0] = e[indices[0]];
  int j = 0;
  for(i = 1; i < n; i++)
  {
    if(e_[j] >= s[indices[i]])
    {
      e_[j] = max(e_[j], e[indices[i]]);
    } else
    {
      j++;
      s_[j] = s[indices[i]];
      e_[j] = e[indices[i]];
    }
  }
  
  for(i = 0; i <= j; i++)
    printf("%04d-%04d\n", s_[i], e_[i]);
  
  return 0;
}

Submission Info

Submission Time
Task D - 感雨時刻の整理
User WatanukiWolf
Language C (GCC 5.4.1)
Score 100
Code Size 1427 Byte
Status AC
Exec Time 10 ms
Memory 636 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:61:3: warning: implicit declaration of function ‘qsort’ [-Wimplicit-function-declaration]
   qsort(indices, n, sizeof(int), cmp);
   ^
./Main.c:14:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
   ^
./Main.c:28:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d-%d", s + i, e + i);
     ^

Judge Result

Set Name all
Score / Max Score 100 / 100
Status
AC × 48
Set Name Test Cases
all 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, cho_cho_chokudai.txt, chokudai_ga_cho.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt
Case Name Status Exec Time Memory
00_sample_01.txt AC 1 ms 128 KB
00_sample_02.txt AC 1 ms 128 KB
00_sample_03.txt AC 1 ms 128 KB
cho_cho_chokudai.txt AC 7 ms 636 KB
chokudai_ga_cho.txt AC 8 ms 636 KB
test_01.txt AC 1 ms 128 KB
test_02.txt AC 1 ms 128 KB
test_03.txt AC 1 ms 128 KB
test_04.txt AC 1 ms 128 KB
test_05.txt AC 1 ms 128 KB
test_06.txt AC 1 ms 128 KB
test_07.txt AC 1 ms 128 KB
test_08.txt AC 1 ms 128 KB
test_09.txt AC 1 ms 128 KB
test_10.txt AC 1 ms 128 KB
test_11.txt AC 1 ms 128 KB
test_12.txt AC 1 ms 128 KB
test_13.txt AC 1 ms 128 KB
test_14.txt AC 1 ms 128 KB
test_15.txt AC 1 ms 128 KB
test_16.txt AC 1 ms 128 KB
test_17.txt AC 1 ms 128 KB
test_18.txt AC 1 ms 128 KB
test_19.txt AC 1 ms 128 KB
test_20.txt AC 1 ms 128 KB
test_21.txt AC 10 ms 636 KB
test_22.txt AC 10 ms 636 KB
test_23.txt AC 10 ms 636 KB
test_24.txt AC 10 ms 636 KB
test_25.txt AC 10 ms 636 KB
test_26.txt AC 10 ms 636 KB
test_27.txt AC 8 ms 636 KB
test_28.txt AC 10 ms 636 KB
test_29.txt AC 1 ms 128 KB
test_30.txt AC 1 ms 128 KB
test_31.txt AC 2 ms 256 KB
test_32.txt AC 1 ms 128 KB
test_33.txt AC 7 ms 508 KB
test_34.txt AC 1 ms 128 KB
test_35.txt AC 1 ms 128 KB
test_36.txt AC 10 ms 636 KB
test_37.txt AC 10 ms 636 KB
test_38.txt AC 10 ms 636 KB
test_39.txt AC 10 ms 636 KB
test_40.txt AC 10 ms 636 KB
test_41.txt AC 7 ms 636 KB
test_42.txt AC 10 ms 636 KB
test_43.txt AC 7 ms 636 KB