Submission #1027040
Source Code Expand
// Template {{{ #include <bits/stdc++.h> #define REP(i,n) for(int i=0; i<(int)(n); ++i) using namespace std; typedef long long LL; #ifdef LOCAL #include "contest.h" #else #define dump(x) #endif const int dx[4] = {1, 0, -1, 0}; const int dy[4] = {0, 1, 0, -1}; inline bool valid(int x, int w) { return 0 <= x && x < w; } void iostream_init() { ios::sync_with_stdio(false); cin.tie(0); cout.setf(ios::fixed); cout.precision(12); } //}}} int main(){ iostream_init(); string s; cin >> s; LL ans = 0; REP(i, s.size()) { if(s[i] == '2') { int idx = i; while(idx+1 < s.size() && s[idx] == '2' && s[idx+1] == '5') { idx += 2; } if(idx != i) { LL len = (idx - i) / 2; ans += len * (len + 1) / 2; i = idx-1; } } } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
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Task | B - ニコニコ文字列 |
User | ichyo |
Language | C++ (G++ 4.6.4) |
Score | 100 |
Code Size | 978 Byte |
Status | AC |
Exec Time | 20 ms |
Memory | 1180 KB |
Judge Result
Set Name | Sample | Subtask1 | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 30 / 30 | 70 / 70 | ||||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.txt, subtask0_sample_05.txt |
Subtask1 | 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, subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.txt, subtask0_sample_05.txt |
All | subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.txt, subtask0_sample_05.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, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample_01.txt | AC | 18 ms | 792 KB |
subtask0_sample_02.txt | AC | 18 ms | 800 KB |
subtask0_sample_03.txt | AC | 18 ms | 800 KB |
subtask0_sample_04.txt | AC | 19 ms | 840 KB |
subtask0_sample_05.txt | AC | 19 ms | 924 KB |
subtask1_01.txt | AC | 17 ms | 800 KB |
subtask1_02.txt | AC | 17 ms | 796 KB |
subtask1_03.txt | AC | 19 ms | 796 KB |
subtask1_04.txt | AC | 18 ms | 924 KB |
subtask1_05.txt | AC | 19 ms | 796 KB |
subtask1_06.txt | AC | 19 ms | 924 KB |
subtask1_07.txt | AC | 19 ms | 800 KB |
subtask1_08.txt | AC | 19 ms | 792 KB |
subtask1_09.txt | AC | 19 ms | 796 KB |
subtask1_10.txt | AC | 18 ms | 920 KB |
subtask1_11.txt | AC | 17 ms | 880 KB |
subtask1_12.txt | AC | 19 ms | 800 KB |
subtask1_13.txt | AC | 18 ms | 800 KB |
subtask2_01.txt | AC | 20 ms | 1052 KB |
subtask2_02.txt | AC | 18 ms | 1052 KB |
subtask2_03.txt | AC | 19 ms | 1180 KB |
subtask2_04.txt | AC | 19 ms | 1176 KB |
subtask2_05.txt | AC | 19 ms | 1056 KB |
subtask2_06.txt | AC | 19 ms | 1052 KB |
subtask2_07.txt | AC | 19 ms | 1056 KB |
subtask2_08.txt | AC | 19 ms | 1052 KB |
subtask2_09.txt | AC | 18 ms | 920 KB |
subtask2_10.txt | AC | 17 ms | 796 KB |
subtask2_11.txt | AC | 19 ms | 796 KB |
subtask2_12.txt | AC | 19 ms | 800 KB |