Submission #845974
Source Code Expand
#include<bits/stdc++.h> #define MOD 1000000007 #define INF INT_MAX #define rep(i,n)for(ll i=0;i<n;i++) using namespace std; typedef long long ll; typedef pair<int, int>P; ll a[100000]; int main() { ll n; cin >> n; rep(i, n) { scanf("%lld", &a[i]); } ll Max = 0; rep(i, n) { Max += a[i] >> 1; a[i] &= 1; } ll cnt = 0; ll base = Max; rep(i, 2) { for (ll j = i; j < n - 1; j += 2) { if (a[j] && a[j + 1])cnt++; } Max = max(Max, base + cnt); cnt = 0; } printf("%lld\n", Max); return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Simplified mahjong |
User | autumn_eel |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 545 Byte |
Status | WA |
Exec Time | 27 ms |
Memory | 1024 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:14:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld", &a[i]); ^
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 400 | ||||||
Status |
|
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Set Name | Test Cases |
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Sample | s1.txt, s2.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | WA | 26 ms | 1024 KB |
02.txt | WA | 26 ms | 1024 KB |
03.txt | WA | 26 ms | 1024 KB |
04.txt | WA | 23 ms | 1024 KB |
05.txt | WA | 24 ms | 1024 KB |
06.txt | WA | 23 ms | 1024 KB |
07.txt | WA | 25 ms | 1024 KB |
08.txt | WA | 25 ms | 1024 KB |
09.txt | WA | 26 ms | 1024 KB |
10.txt | WA | 27 ms | 1024 KB |
11.txt | AC | 18 ms | 1024 KB |
12.txt | AC | 27 ms | 1024 KB |
13.txt | AC | 26 ms | 1024 KB |
14.txt | AC | 26 ms | 1024 KB |
15.txt | AC | 18 ms | 1024 KB |
16.txt | WA | 27 ms | 1024 KB |
17.txt | WA | 26 ms | 1024 KB |
18.txt | AC | 4 ms | 256 KB |
19.txt | AC | 4 ms | 256 KB |
20.txt | AC | 4 ms | 256 KB |
21.txt | AC | 4 ms | 256 KB |
22.txt | AC | 4 ms | 256 KB |
s1.txt | AC | 5 ms | 256 KB |
s2.txt | AC | 4 ms | 256 KB |