oj.uz

Submission #938058

# Submission time Handle Problem Language Result Execution time Memory
938058 2024-03-04T18:55:28 Z vjudge1 Self Study (JOI22_ho_t2) C++17
10 / 100
 185 ms 7472 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"

vector<pair<int,int>> v;
int n,m;
bool check(int mid){
    vector<int> need(n, 0);
    int left = 0;
    for(int i = 0; i<n; i++){
        int z = max(v[i].first, v[i].second);
        int k = (mid+z-1)/z;
        if(k > m) need[i] = mid-(m * z);
        else left+=m-k;
    }
    for(int i = 0; i<n && left >= 0; i++){
    	if(need[i] > left || (need[i] + v[i].second - 1)/v[i].second > left){
    		left = -1;
    		break;
    	}
        left -= (need[i] + v[i].second - 1)/v[i].second;
    }
    return left>=0;
}

signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin>>n>>m;
    v.resize(n);
    for(auto& x : v) cin>>x.first; for(auto& x : v) cin>>x.second;
    int l = 0; int r = 1e18;
    while(r > l+1){
        int mid = (l+r)/2;
        if(check(mid)) l = mid;
        else r = mid;
    }
    cout<<l<<endl;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:32:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   32 |     for(auto& x : v) cin>>x.first; for(auto& x : v) cin>>x.second;
      |     ^~~
Main.cpp:32:36: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   32 |     for(auto& x : v) cin>>x.first; for(auto& x : v) cin>>x.second;
      |                                    ^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 166 ms 7448 KB Output is correct
12 Correct 164 ms 7468 KB Output is correct
13 Correct 155 ms 7464 KB Output is correct
14 Correct 157 ms 7472 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 185 ms 7464 KB Output is correct
17 Correct 169 ms 7464 KB Output is correct
18 Correct 167 ms 7468 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 185 ms 7464 KB Output is correct
3 Correct 169 ms 7464 KB Output is correct
4 Correct 167 ms 7468 KB Output is correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 166 ms 7448 KB Output is correct
12 Correct 164 ms 7468 KB Output is correct
13 Correct 155 ms 7464 KB Output is correct
14 Correct 157 ms 7472 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 166 ms 7448 KB Output is correct
12 Correct 164 ms 7468 KB Output is correct
13 Correct 155 ms 7464 KB Output is correct
14 Correct 157 ms 7472 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -