Submission #4027295
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main(){ ios::sync_with_stdio(false); cin.tie(0); ll n, c; cin >> n >> c; pair<ll,ll> mp[n]; for (int i = 0; i < n; i++) { cin >> mp[i].first >> mp[i].second; } ll ans = 0; ll amt = 0; ll rec1[n], rec2[n]; ll sum1[n], sum2[n]; for (int i = 0; i < n; i++) { amt += mp[i].second; rec1[i] = amt - mp[i].first; sum1[i] = amt; ans = max(ans, rec1[i]); } amt = 0; for (int i = 0; i < n; i++) { amt += mp[n-1 - i].second; rec2[i] = amt - (c - mp[n-1 - i].first); sum2[i] = amt; ans = max(ans, rec2[i]); } for (int i = 1; i < n; i++) { rec1[i] = max(rec1[i], rec1[i - 1]); rec2[i] = max(rec2[i], rec2[i - i]); } for (int i = 0; i < n - 1; i++) { ans = max(ans, sum1[i] - mp[i].first * 2LL + rec2[n - i - 2]); } for (int i = 0; i < n - 1; i++) { ans = max(ans, sum2[i] - (c - mp[n - i - 1].first) * 2LL + rec1[n - i - 2]); } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
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Task | D - Static Sushi |
User | xuelei |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1066 Byte |
Status | WA |
Exec Time | 26 ms |
Memory | 4992 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | 0 / 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 | WA | 1 ms | 256 KB |
b17 | AC | 1 ms | 256 KB |
b18 | WA | 1 ms | 256 KB |
b19 | AC | 1 ms | 256 KB |
b20 | WA | 1 ms | 256 KB |
b21 | WA | 1 ms | 256 KB |
b22 | AC | 1 ms | 256 KB |
b23 | WA | 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 | WA | 1 ms | 256 KB |
b29 | AC | 1 ms | 256 KB |
c30 | AC | 16 ms | 4992 KB |
c31 | AC | 21 ms | 4992 KB |
c32 | AC | 26 ms | 4992 KB |
c33 | AC | 26 ms | 4992 KB |
c34 | AC | 25 ms | 4992 KB |
c35 | AC | 16 ms | 4992 KB |
c36 | AC | 25 ms | 4992 KB |
c37 | WA | 24 ms | 4992 KB |
c38 | AC | 24 ms | 4992 KB |
c39 | AC | 24 ms | 4992 KB |
c40 | AC | 26 ms | 4992 KB |
c41 | WA | 24 ms | 4992 KB |
c42 | WA | 25 ms | 4992 KB |
c43 | AC | 3 ms | 768 KB |
c44 | WA | 24 ms | 4992 KB |
c45 | AC | 1 ms | 256 KB |
c46 | AC | 24 ms | 4992 KB |
c47 | AC | 1 ms | 256 KB |
c48 | WA | 25 ms | 4992 KB |
c49 | WA | 24 ms | 4992 KB |
c50 | WA | 25 ms | 4992 KB |