Submission #1092532
Source Code Expand
#include <iostream> #include <string> #include <algorithm> #include <vector> #include <queue> #define MOD 1000000007 #define int long long #define INF 1e+18 using namespace std; signed main(){ int n,a[100000],sum = 0,cnt = 0; cin >> n; for(int i = 0;i < n;i++){ cin >> a[i]; sum += a[i]; } if(sum % (n * (n + 1) / 2)){ cout << "NO" << endl; return 0; } sum /= (n * (n + 1) / 2); int d = a[1] - a[0]; if(d <= 0) d += n; if(d != sum){ cout << "NO" << endl; return 0; } for(int i = 1;i < n - 1;i++){ if(a[i + 1] - a[i] != d && a[i + 1] - a[i] != d - n){ cout << "NO" << endl; return 0; } } cout << "YES" << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Boxes |
User | hoget157 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 695 Byte |
Status | WA |
Exec Time | 69 ms |
Memory | 1024 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 500 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 51 ms | 1024 KB |
in10.txt | AC | 8 ms | 384 KB |
in11.txt | AC | 68 ms | 1024 KB |
in12.txt | AC | 65 ms | 1024 KB |
in13.txt | AC | 56 ms | 896 KB |
in14.txt | WA | 3 ms | 256 KB |
in15.txt | WA | 3 ms | 256 KB |
in16.txt | AC | 3 ms | 256 KB |
in17.txt | AC | 3 ms | 256 KB |
in18.txt | WA | 3 ms | 256 KB |
in19.txt | AC | 3 ms | 256 KB |
in2.txt | WA | 68 ms | 1024 KB |
in20.txt | AC | 3 ms | 256 KB |
in21.txt | AC | 66 ms | 1024 KB |
in22.txt | AC | 68 ms | 1024 KB |
in23.txt | AC | 64 ms | 1024 KB |
in24.txt | AC | 5 ms | 256 KB |
in25.txt | AC | 9 ms | 384 KB |
in26.txt | AC | 65 ms | 1024 KB |
in27.txt | AC | 66 ms | 1024 KB |
in3.txt | WA | 67 ms | 1024 KB |
in4.txt | WA | 65 ms | 1024 KB |
in5.txt | WA | 69 ms | 1024 KB |
in6.txt | AC | 69 ms | 1024 KB |
in7.txt | AC | 68 ms | 1024 KB |
in8.txt | AC | 8 ms | 384 KB |
in9.txt | AC | 9 ms | 256 KB |
sample1.txt | AC | 3 ms | 256 KB |
sample2.txt | AC | 3 ms | 256 KB |
sample3.txt | AC | 3 ms | 256 KB |