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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 |
---|---|---|---|---|---|---|---|---|---|
#221930 | #6130. Plants vs. Zombies | ucup-team1001# | WA | 116ms | 4712kb | C++20 | 1.0kb | 2023-10-21 15:04:49 | 2023-10-21 15:04:50 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int T;
using ll =long long ;
#define int ll
void solve(){
int n,m;
cin>>n>>m;
vector<int> v1(n+3),v2(n+3);
for(int i =1;i<=n;i++){
cin>>v1[i];
}
int l =0;
int r= 1e18+3;
auto checked=[&](int mid)->bool {
for(int i=1;i<=n;i++){
v2[i]= (v1[i]+mid -1)/v1[i];
}
int sums=0;
for(int i=1;i<=n;i++){
if(v2[i]<0) {
sums++;
continue;
}
sums++;
v2[i]--;
sums+=2*v2[i];
v2[i+1]-=v2[i];
}
return sums<=m;
};
while (l<r){
int mid = (l+r+1)/2;
if(checked(mid)){
l= mid;
}else {
r= mid -1;
}
}
cout<<l<<endl;
}
#undef int
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
cin >> T;
while (T--) {
solve();
}
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3528kb
input:
2 4 8 3 2 6 6 3 9 10 10 1
output:
6 4
result:
ok 2 number(s): "6 4"
Test #2:
score: -100
Wrong Answer
time: 116ms
memory: 4712kb
input:
116 4 0 3 2 6 6 4 1 3 2 6 6 10 19 10 2 8 4 2 4 9 3 3 3 4 8 3 9 3 6 2 19 2 10 11 15 3 1 1 4 3 7 10 8 6 7 10 10 14 8 7 1 1 10 9 2 8 10 7 2 13 2 3 10 10 8 1 6 6 9 4 7 1 8 8 7 14 6 7 4 5 3 1 3 11 6 8 1 10 9 7 2 6 6 1 3 9 4 10 6 1 3 8 7 7 10 6 2 10 4 7 2 5 11 9 10 5 9 2 9 1 2 4 8 6 2 8 8 1 6 4 5 7 2 9 8 ...
output:
0 0 4 6 18 3 3 12 1 5 0 4 2 6 0 2 24 3 30 10 0 2 3 0 0 2 8 0 2 6 27 28 1 3 3 0 4 10 6 4 2 5 0 2 0 7 36 2 0 0 16 8 0 30 2 25 4 2 0 0 2 0 2 0 5 2 0 0 0 0 5 0 4 4 28 0 0 21 3 0 2 4 0 0 16 4 6 1 0 5 12 3 8 0 4 0 10 14 5 6 1 6 9 0 741 0 17 135 684 597 112 0 165 581298493411633717 1000000000000 7400288227...
result:
wrong answer 5th numbers differ - expected: '20', found: '18'