oj.uz

Submission #916020

# Submission time Handle Problem Language Result Execution time Memory
916020 2024-01-25T06:58:03 Z yeediot Self Study (JOI22_ho_t2) C++14
35 / 100
 123 ms 13408 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long 
#define pb push_back
#define pii pair<int,int>
#define F first
#define S second
#define all(X) X.begin(),X.end()
#define chmax(a,b) a=max(a,b)
#define chmin(a,b) a=min(a,b)
#ifdef local
void setio(){freopen("/Users/iantsai/Library/Mobile Documents/com~apple~CloudDocs/cpp/Empty.md","r",stdin);}
#define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
#else
void setio(){}
#define debug(x...)
#endif
signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    setio();
    int n,m;
    cin>>n>>m;
    vector<pii>v;
    for(int i=0;i<n;i++){
        int a;
        cin>>a;
        v.pb({a,0});
    }
    for(int i=0;i<n;i++){
        int a;
        cin>>a;
        v[i].S=a;
    }
    sort(all(v),greater<>());
    int l=0,r=(int)1e18;
    while(l<r){
        int mm=l+r+1>>1;
        int left=0;
        bool ok=1;
        for(int i=0;i<n;i++){
            if(v[i].F>=v[i].S){
                if(v[i].F*m>mm){
                    int x=ceil((double)mm/v[i].F);
                    left+=m-x;
                }
                else{
                    int cur=mm;
                    cur-=m*v[i].F;
                    int x=ceil((double)cur/v[i].S);
                    left-=x;
                    if(left<0){
                        ok=0;
                        break;
                    }
                }
            }
            else{
                left+=m;
                int x=ceil((double)mm/v[i].S);
                left-=x;
                if(left<0){
                    ok=0;
                    break;
                }
            }
        }
        if(ok){
            l=mm;
        }
        else{
            r=mm-1;
        }
    }
    cout<<l<<'\n';
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:38:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   38 |         int mm=l+r+1>>1;
      |                ~~~^~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 452 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 452 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 112 ms 12948 KB Output is correct
12 Correct 121 ms 12984 KB Output is correct
13 Correct 55 ms 10188 KB Output is correct
14 Correct 57 ms 12484 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 50 ms 9668 KB Output is correct
17 Correct 74 ms 13264 KB Output is correct
18 Correct 92 ms 12792 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 50 ms 9668 KB Output is correct
3 Correct 74 ms 13264 KB Output is correct
4 Correct 92 ms 12792 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 544 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 600 KB Output is correct
13 Correct 49 ms 6612 KB Output is correct
14 Correct 32 ms 4052 KB Output is correct
15 Correct 24 ms 3312 KB Output is correct
16 Correct 22 ms 2516 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 456 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 452 KB Output is correct
22 Correct 1 ms 604 KB Output is correct
23 Correct 3 ms 604 KB Output is correct

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 452 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 452 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 112 ms 12948 KB Output is correct
12 Correct 121 ms 12984 KB Output is correct
13 Correct 55 ms 10188 KB Output is correct
14 Correct 57 ms 12484 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 544 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 49 ms 6612 KB Output is correct
24 Correct 32 ms 4052 KB Output is correct
25 Correct 24 ms 3312 KB Output is correct
26 Correct 22 ms 2516 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 456 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 452 KB Output is correct
32 Correct 1 ms 604 KB Output is correct
33 Correct 3 ms 604 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 50 ms 9668 KB Output is correct
36 Correct 74 ms 13264 KB Output is correct
37 Correct 92 ms 12792 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Incorrect 1 ms 344 KB Output isn't correct
42 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 544 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 49 ms 6612 KB Output is correct
10 Correct 32 ms 4052 KB Output is correct
11 Correct 24 ms 3312 KB Output is correct
12 Correct 22 ms 2516 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 456 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 452 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 3 ms 604 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 50 ms 9668 KB Output is correct
22 Correct 74 ms 13264 KB Output is correct
23 Correct 92 ms 12792 KB Output is correct
24 Correct 25 ms 2212 KB Output is correct
25 Correct 49 ms 6868 KB Output is correct
26 Correct 11 ms 1496 KB Output is correct
27 Correct 120 ms 12804 KB Output is correct
28 Correct 98 ms 12736 KB Output is correct
29 Correct 117 ms 12132 KB Output is correct
30 Correct 101 ms 13408 KB Output is correct
31 Incorrect 123 ms 12548 KB Output isn't correct
32 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 452 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 452 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 112 ms 12948 KB Output is correct
12 Correct 121 ms 12984 KB Output is correct
13 Correct 55 ms 10188 KB Output is correct
14 Correct 57 ms 12484 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 544 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 49 ms 6612 KB Output is correct
24 Correct 32 ms 4052 KB Output is correct
25 Correct 24 ms 3312 KB Output is correct
26 Correct 22 ms 2516 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 456 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 452 KB Output is correct
32 Correct 1 ms 604 KB Output is correct
33 Correct 3 ms 604 KB Output is correct
34 Correct 1 ms 344 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Incorrect 1 ms 344 KB Output isn't correct
38 Halted 0 ms 0 KB -