Submission #3428953
Source Code Expand
#include <bits/stdc++.h> #define rep(i,a,b) for(int i=int(a);i<int(b);++i) #define SIZE 100005 #define INF 1000000005LL #define MOD 1000000007 using namespace std; typedef long long ll; typedef pair <int,int> P; int N; ll C; ll x[SIZE]; ll v[SIZE]; ll e[SIZE]; ll y[SIZE]; int main() { cin >> N >> C; rep(i,0,N)cin >> x[i] >> v[i]; ll ans = 0; ll es = 0; for(int i=N-1;i>=0;i--){ es += v[i]; e[i] = max(e[i+1],es-(C-x[i])); } es = 0; rep(i,0,N) ans = max(ans,e[i]); rep(i,0,N) { es += v[i]; ans = max(ans,es-x[i]*2+e[i+1]); } rep(i,0,N) y[i] = C - x[N-1-i]; reverse(v,v+N); es = 0; for(int i=N-1;i>=0;i--){ es += v[i]; e[i] = max(e[i+1],es-(C-y[i])); } es = 0; rep(i,0,N) ans = max(ans,e[i]); rep(i,0,N) { es += v[i]; ans = max(ans,es-y[i]*2+e[i+1]); } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
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Task | D - Static Sushi |
User | lyosika50 |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 885 Byte |
Status | AC |
Exec Time | 106 ms |
Memory | 3328 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | 200 / 200 | ||||||
Status |
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Set Name | Test Cases |
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Sample | a01, a02, a03, a04 |
Subtask1 | a01, a02, a03, a04, b05, b06, b07, b08, b09, b10, b11, b12, b13, b14, b15, b16, b17, b18, b19, b20, b21, b22, b23, b24, b25, b26, b27, b28, b29 |
Subtask2 | a01, a02, a03, a04, b05, b06, b07, b08, b09, b10, b11, b12, b13, b14, b15, b16, b17, b18, b19, b20, b21, b22, b23, b24, b25, b26, b27, b28, b29, c30, c31, c32, c33, c34, c35, c36, c37, c38, c39, c40, c41, c42, c43, c44, c45, c46, c47, c48, c49, c50 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
a01 | AC | 1 ms | 256 KB |
a02 | AC | 1 ms | 256 KB |
a03 | AC | 1 ms | 256 KB |
a04 | AC | 1 ms | 256 KB |
b05 | AC | 1 ms | 256 KB |
b06 | AC | 1 ms | 256 KB |
b07 | AC | 1 ms | 256 KB |
b08 | AC | 1 ms | 256 KB |
b09 | AC | 1 ms | 256 KB |
b10 | AC | 1 ms | 256 KB |
b11 | AC | 1 ms | 256 KB |
b12 | AC | 1 ms | 256 KB |
b13 | AC | 1 ms | 256 KB |
b14 | AC | 1 ms | 256 KB |
b15 | AC | 1 ms | 256 KB |
b16 | AC | 1 ms | 256 KB |
b17 | AC | 1 ms | 256 KB |
b18 | AC | 1 ms | 256 KB |
b19 | AC | 1 ms | 256 KB |
b20 | AC | 1 ms | 256 KB |
b21 | AC | 1 ms | 256 KB |
b22 | AC | 1 ms | 256 KB |
b23 | AC | 1 ms | 256 KB |
b24 | AC | 1 ms | 256 KB |
b25 | AC | 1 ms | 256 KB |
b26 | AC | 1 ms | 256 KB |
b27 | AC | 1 ms | 256 KB |
b28 | AC | 1 ms | 256 KB |
b29 | AC | 1 ms | 256 KB |
c30 | AC | 46 ms | 3328 KB |
c31 | AC | 72 ms | 3328 KB |
c32 | AC | 99 ms | 3328 KB |
c33 | AC | 98 ms | 3328 KB |
c34 | AC | 98 ms | 3328 KB |
c35 | AC | 46 ms | 3328 KB |
c36 | AC | 95 ms | 3328 KB |
c37 | AC | 90 ms | 3328 KB |
c38 | AC | 90 ms | 3328 KB |
c39 | AC | 106 ms | 3328 KB |
c40 | AC | 92 ms | 3328 KB |
c41 | AC | 90 ms | 3328 KB |
c42 | AC | 93 ms | 3328 KB |
c43 | AC | 10 ms | 512 KB |
c44 | AC | 90 ms | 3328 KB |
c45 | AC | 2 ms | 256 KB |
c46 | AC | 89 ms | 3328 KB |
c47 | AC | 1 ms | 256 KB |
c48 | AC | 90 ms | 3328 KB |
c49 | AC | 90 ms | 3328 KB |
c50 | AC | 92 ms | 3328 KB |