Submission #1687179

Source Code Expand

#include<iostream>
#include<string>
using namespace std;

int main(){

  string s;

  cin>>s;

  if(s.size()>1) cout<<s.substr(0, s.size()-1)<<endl;
  else if(s[0]!='a') cout<<(char)(s[0]-1)<<endl;
  else cout<<-1<<endl;

  return 0;
}

Submission Info

Submission Time
Task B - 辞書式順序
User y_yujin
Language C++14 (GCC 5.4.1)
Score 100
Code Size 252 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 4
AC × 19
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
Case Name Status Exec Time Memory
subtask0_sample01.txt AC 1 ms 256 KB
subtask0_sample02.txt AC 1 ms 256 KB
subtask0_sample03.txt AC 1 ms 256 KB
subtask0_sample04.txt AC 1 ms 256 KB
subtask1_01.txt AC 1 ms 256 KB
subtask1_02.txt AC 1 ms 256 KB
subtask1_03.txt AC 1 ms 256 KB
subtask1_04.txt AC 1 ms 256 KB
subtask1_05.txt AC 1 ms 256 KB
subtask1_06.txt AC 1 ms 256 KB
subtask1_07.txt AC 1 ms 256 KB
subtask1_08.txt AC 1 ms 256 KB
subtask1_09.txt AC 1 ms 256 KB
subtask1_10.txt AC 1 ms 256 KB
subtask1_11.txt AC 1 ms 256 KB
subtask1_12.txt AC 1 ms 256 KB
subtask1_13.txt AC 1 ms 256 KB
subtask1_14.txt AC 1 ms 256 KB
subtask1_15.txt AC 1 ms 256 KB