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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#466250 | #8057. Best Carry Player 4 | ucup-team2307# | WA | 47ms | 3784kb | C++20 | 1.4kb | 2024-07-07 17:11:42 | 2024-07-07 17:11:42 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define int ll
#define fi first
#define se second
#define pb push_back
pair<int, bool> cnt(int m, int s, const vector<int>& a, const vector<int>& b)
{
int ans = 0;
int carry = 0;
int canona = 0;
int canonb = 0;
for (int i=m+1; i>=-1; i--)
{
if (carry > 0 && canona == 0)
canona = 1;
if (i>=0 && i<m)
carry += a[i];
if (s-i >= 0 && s-i < m)
{
int r = min(carry, b[s-i]);
if (r > 0 && canona > 0)
canona = 2;
if (r < b[s-i] && canonb > 0)
canonb = 2;
if (r > 0 && canonb == 0)
canonb = 1;
carry -= r;
ans += r;
}
}
return {ans, canona==2 || canonb==2};
}
void solve()
{
int m;
cin>>m;
vector<int> a(m);
vector<int> b(m);
for (int& i : a)
cin>>i;
a[0] = 1e18;
for (int& i : b)
cin>>i;
b[0] = 1e18;
auto c = cnt(m, m, a, b);
if (c.fi == 0)
{
cout<<"0\n";
return;
}
c = cnt(m, m-1, a, b);
if (!c.se)
c.fi--;
cout<<c.fi<<"\n";
}
signed main() {
cin.tie(0)->sync_with_stdio(0);
cin.exceptions(cin.failbit);
int T;
cin>>T;
while (T--)
solve();
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3540kb
input:
5 2 1 2 3 4 3 1 0 1 0 1 0 4 1 0 0 1 1 1 1 1 5 123456 114514 1919810 233333 234567 20050815 998244353 0 0 0 10 5 3 5 3 2 4 2 4 1 5 9 9 8 2 4 4 3 5 3 0
output:
5 1 2 467900 29
result:
ok 5 number(s): "5 1 2 467900 29"
Test #2:
score: -100
Wrong Answer
time: 47ms
memory: 3784kb
input:
100000 5 0 1 1 1 1 0 0 1 0 0 5 0 0 0 0 0 1 1 1 0 0 5 0 0 2 1 1 0 2 1 0 1 5 0 0 0 0 0 1 2 1 0 0 5 0 1 0 1 1 0 0 1 1 1 5 2 0 0 0 1 1 0 0 0 3 5 2 0 0 1 1 0 2 1 1 1 5 0 0 0 0 2 0 0 0 0 1 5 0 0 0 0 0 0 1 1 0 0 5 4 0 0 0 0 0 0 0 1 0 5 0 0 0 0 1 2 1 1 0 0 5 0 2 3 0 0 0 0 0 1 0 5 1 1 1 0 1 1 0 1 0 1 5 0 0 0...
output:
2 0 4 0 4 3 3 2 0 0 1 1 3 0 3 0 0 0 0 0 0 0 4 0 4 1 0 2 4 3 1 5 0 0 2 0 0 1 1 0 0 3 5 3 2 2 2 0 1 2 2 2 0 4 0 2 1 1 0 1 0 4 0 0 2 2 0 3 3 0 2 0 1 0 0 1 1 2 0 3 4 0 2 5 0 2 1 0 0 0 3 2 3 0 2 0 4 3 3 0 2 2 0 1 3 1 1 0 0 0 1 0 3 2 2 0 2 1 1 0 1 0 0 2 4 1 3 3 2 2 2 0 2 0 0 2 3 1 3 1 0 2 2 3 0 1 2 0 1 1 ...
result:
wrong answer 5th numbers differ - expected: '3', found: '4'