Submission #1541862
Source Code Expand
#include "bits/stdc++.h" using namespace std; int main(){ string s; cin>>s; long long int kai=0; long long int n=s.size(); map<char,int> mp; for(int i=0;i<26;i++){ mp['a'+i]=0; } for(int i=0;i<n;i++){ mp[s[i]]++; } for(int i=0;i<26;i++){ if(mp['a'+i]>1){ long long int kait=0; for(int j=1;j<mp['a'+i]+1;j++)kait+=(j-1); kai+=kait; } } //cout<<kai<<endl; cout<<s.size()*(s.size()-1)/2+1-kai<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Reverse and Compare |
User | shichinomiya |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 480 Byte |
Status | AC |
Exec Time | 14 ms |
Memory | 640 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_16.txt, subtask_1_17.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |
subtask_1_01.txt | AC | 1 ms | 256 KB |
subtask_1_02.txt | AC | 12 ms | 640 KB |
subtask_1_03.txt | AC | 1 ms | 256 KB |
subtask_1_04.txt | AC | 1 ms | 256 KB |
subtask_1_05.txt | AC | 1 ms | 256 KB |
subtask_1_06.txt | AC | 1 ms | 256 KB |
subtask_1_07.txt | AC | 2 ms | 256 KB |
subtask_1_08.txt | AC | 14 ms | 640 KB |
subtask_1_09.txt | AC | 11 ms | 640 KB |
subtask_1_10.txt | AC | 12 ms | 640 KB |
subtask_1_11.txt | AC | 14 ms | 640 KB |
subtask_1_12.txt | AC | 12 ms | 640 KB |
subtask_1_13.txt | AC | 11 ms | 640 KB |
subtask_1_14.txt | AC | 9 ms | 640 KB |
subtask_1_15.txt | AC | 10 ms | 640 KB |
subtask_1_16.txt | AC | 11 ms | 640 KB |
subtask_1_17.txt | AC | 10 ms | 640 KB |