Submission #2087533


Source Code Expand

#include<stdio.h>
int main(){
  int n,m=0;
  char s[111];
  scanf("%d%s",&n,s);
  switch(n%6){
    default:
      printf("-1\n");
      return 0;
      break;
    case 5:
      if(s[m]!='c'){
        printf("-1\n");
        return 0;
      }
      else m++;
    case 3:
      if(s[m]!='a'){
        printf("-1\n");
        return 0;
      }
      else m++;
    case 1:
      if(s[m]!='b'){
        printf("-1\n");
        return 0;
      }
      else m++;
      for(int i=m;i<n;i++){
        if((s[i]-s[i-1]+3)%3!=1){
          printf("-1\n");
          return 0;
        }
      }
  }
  printf("%d\n",(n-1)/2);
  return 0;
}

Submission Info

Submission Time
Task B - 手芸王
User dkrqr
Language C (GCC 5.4.1)
Score 100
Code Size 662 Byte
Status AC
Exec Time 1 ms
Memory 128 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:5:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%s",&n,s);
   ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 4
AC × 29
Set Name Test Cases
Sample subtask0-sample01.txt, subtask0-sample02.txt, subtask0-sample03.txt, subtask0-sample04.txt
All subtask0-sample01.txt, subtask0-sample02.txt, subtask0-sample03.txt, subtask0-sample04.txt, subtask1-01.txt, subtask1-02.txt, subtask1-03.txt, subtask1-04.txt, subtask1-05.txt, subtask1-06.txt, subtask1-07.txt, subtask1-08.txt, subtask1-09.txt, subtask1-10.txt, subtask1-11.txt, subtask1-12.txt, subtask1-13.txt, subtask1-14.txt, subtask1-15.txt, subtask1-16.txt, subtask1-17.txt, subtask1-18.txt, subtask1-19.txt, subtask1-20.txt, subtask1-21.txt, subtask1-22.txt, subtask1-23.txt, subtask1-24.txt, subtask1-25.txt
Case Name Status Exec Time Memory
subtask0-sample01.txt AC 0 ms 128 KB
subtask0-sample02.txt AC 0 ms 128 KB
subtask0-sample03.txt AC 1 ms 128 KB
subtask0-sample04.txt AC 0 ms 128 KB
subtask1-01.txt AC 0 ms 128 KB
subtask1-02.txt AC 0 ms 128 KB
subtask1-03.txt AC 0 ms 128 KB
subtask1-04.txt AC 0 ms 128 KB
subtask1-05.txt AC 0 ms 128 KB
subtask1-06.txt AC 0 ms 128 KB
subtask1-07.txt AC 0 ms 128 KB
subtask1-08.txt AC 1 ms 128 KB
subtask1-09.txt AC 1 ms 128 KB
subtask1-10.txt AC 1 ms 128 KB
subtask1-11.txt AC 0 ms 128 KB
subtask1-12.txt AC 0 ms 128 KB
subtask1-13.txt AC 0 ms 128 KB
subtask1-14.txt AC 0 ms 128 KB
subtask1-15.txt AC 1 ms 128 KB
subtask1-16.txt AC 0 ms 128 KB
subtask1-17.txt AC 0 ms 128 KB
subtask1-18.txt AC 0 ms 128 KB
subtask1-19.txt AC 0 ms 128 KB
subtask1-20.txt AC 0 ms 128 KB
subtask1-21.txt AC 0 ms 128 KB
subtask1-22.txt AC 0 ms 128 KB
subtask1-23.txt AC 0 ms 128 KB
subtask1-24.txt AC 0 ms 128 KB
subtask1-25.txt AC 0 ms 128 KB