Submission #1679585
Source Code Expand
#include <bits/stdc++.h> using namespace std; #define REP(i,n) for(int i=0;i<n;i++) #define REPR(i,n) for(int i=n;i>=0;i--) #define FOR(i,m,n) for(int i=m;i<n;i++) #define EPS (1e-7) #define INF 1e9 typedef long long ll; typedef pair<int,int> pii; int vx[]={0,1,0,-1}; int vy[]={1,0,-1,0}; int main(){ string a; cin>>a; if(a.size()>1){ REP(i,a.size()-1){ cout<<a[i]; } cout<<endl; }else{ if(a[0]-'a'==0)cout<<-1<<endl; else cout<<(char)(a[0]-1)<<endl; } return 0; }
Submission Info
Submission Time | |
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Task | B - 辞書式順序 |
User | kwkm0429 |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 516 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 100 / 100 | ||||
Status |
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Set Name | Test Cases |
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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 |