Submission #2368661
Source Code Expand
#include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<(n);i++) #define loop(i,x,n) for(int i=(x);i<(n);i++) #define all(v) (v).begin(),(v).end() #define int long long using namespace std; const int MOD=1e9+7; const int INF=1e10; signed main(){ int n; cin>>n; vector<int> a(n); rep(i,n)cin>>a[i]; int sum=0; sum=a[0]; int ans1=0,tmp; rep(i,n-1){ if(sum==0&&i==0){ sum=1; ans1++; } if(sum>0&&sum+a[i+1]>0){ sum+=a[i+1]; tmp=abs(-1-sum); sum-=tmp; ans1+=tmp; if(sum==0){ sum--; ans1++; } }else if(sum<0&&sum+a[i+1]<0){ sum+=a[i+1]; tmp=1-sum; sum+=tmp; ans1+=tmp; if(sum==0){ sum++; ans1++; }else{ sum+=a[i+1]; } } } int ans2=0; sum=a[0]; rep(i,n-1){ if(sum==0&&i==0){ sum=-1; ans2++; } if(sum>0&&sum+a[i+1]>0){ sum+=a[i+1]; tmp=abs(-1-sum); sum-=tmp; ans2+=tmp; if(sum==0){ sum--; ans2++; } }else if(sum<0&&sum+a[i+1]<0){ sum+=a[i+1]; tmp=1-sum; sum+=tmp; ans2+=tmp; if(sum==0){ sum++; ans2++; } }else{ sum+=a[i+1]; } } cout<<min(ans1,ans2)<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Sequence |
User | fuu32 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1369 Byte |
Status | WA |
Exec Time | 46 ms |
Memory | 1024 KB |
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 00-00.txt, 00-01.txt, 00-02.txt |
All | 00-00.txt, 00-01.txt, 00-02.txt, 01-00.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00-00.txt | AC | 1 ms | 256 KB |
00-01.txt | AC | 1 ms | 256 KB |
00-02.txt | WA | 1 ms | 256 KB |
01-00.txt | WA | 44 ms | 1024 KB |
01-01.txt | WA | 44 ms | 1024 KB |
01-02.txt | WA | 43 ms | 1024 KB |
01-03.txt | WA | 41 ms | 1024 KB |
01-04.txt | WA | 39 ms | 896 KB |
01-05.txt | AC | 35 ms | 896 KB |
01-06.txt | WA | 42 ms | 1024 KB |
01-07.txt | AC | 38 ms | 896 KB |
01-08.txt | AC | 46 ms | 1024 KB |
01-09.txt | AC | 39 ms | 896 KB |
01-10.txt | WA | 32 ms | 768 KB |
01-11.txt | AC | 43 ms | 1024 KB |
01-12.txt | AC | 44 ms | 1024 KB |
01-13.txt | WA | 39 ms | 896 KB |
01-14.txt | AC | 44 ms | 1024 KB |