oj.uz

Submission #887555

# Submission time Handle Problem Language Result Execution time Memory
887555 2023-12-14T18:25:35 Z salmon Self Study (JOI22_ho_t2) C++14
54 / 100
 216 ms 11556 KB 
#include <bits/stdc++.h>
using namespace std;

int N;
long long int M;
long long int A[300100];
long long int B[300100];
const long long int inf = 1.5e18;

int main(){
    scanf(" %d",&N);
    scanf(" %lld",&M);

    for(int i = 0; i < N; i++){
        scanf(" %lld",&A[i]);
    }

    for(int i = 0; i < N; i++){
        scanf(" %lld",&B[i]);
    }

    long long int s = 0;
    long long int e = inf;

    while(s != e){
        long long int m = (s + e + 1)/2;

        long long int free = 0;

        for(int i = 0; i < N; i++){
            //if(B[i] > A[i]){
                free += M;
                free -= (m + B[i] - 1) / B[i];
                if(free < (-M * N) ){
                    break;
                }
            /*}
            else{
                if( (m + A[i] - 1)/A[i] >= M){
                    long long int v = max(0LL,m - A[i] * M);
                    free -= (v + B[i] - 1)/ B[i];
                }
                else{
                    free += M;
                    free -= (m + A[i] - 1)/A[i];
                }
            }*/
        }

        if(free >= 0){
            s = m;
        }
        else{
            e = m - 1;
        }
    }

    printf("%lld",s);
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |     scanf(" %d",&N);
      |     ~~~~~^~~~~~~~~~
Main.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     scanf(" %lld",&M);
      |     ~~~~~^~~~~~~~~~~~
Main.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |         scanf(" %lld",&A[i]);
      |         ~~~~~^~~~~~~~~~~~~~~
Main.cpp:19:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |         scanf(" %lld",&B[i]);
      |         ~~~~~^~~~~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Incorrect 1 ms 2396 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2492 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 51 ms 7244 KB Output is correct
10 Correct 31 ms 6516 KB Output is correct
11 Correct 23 ms 5980 KB Output is correct
12 Correct 20 ms 5880 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 2 ms 2396 KB Output is correct
19 Correct 2 ms 2396 KB Output is correct
20 Correct 1 ms 2496 KB Output is correct
21 Correct 48 ms 6176 KB Output is correct
22 Correct 98 ms 11556 KB Output is correct
23 Correct 89 ms 10908 KB Output is correct

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Incorrect 1 ms 2396 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2492 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 51 ms 7244 KB Output is correct
10 Correct 31 ms 6516 KB Output is correct
11 Correct 23 ms 5980 KB Output is correct
12 Correct 20 ms 5880 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 2 ms 2396 KB Output is correct
19 Correct 2 ms 2396 KB Output is correct
20 Correct 1 ms 2496 KB Output is correct
21 Correct 48 ms 6176 KB Output is correct
22 Correct 98 ms 11556 KB Output is correct
23 Correct 89 ms 10908 KB Output is correct
24 Correct 28 ms 5468 KB Output is correct
25 Correct 77 ms 7296 KB Output is correct
26 Correct 12 ms 5212 KB Output is correct
27 Correct 93 ms 10908 KB Output is correct
28 Correct 98 ms 11172 KB Output is correct
29 Correct 95 ms 10832 KB Output is correct
30 Correct 114 ms 10916 KB Output is correct
31 Correct 195 ms 10832 KB Output is correct
32 Correct 129 ms 6088 KB Output is correct
33 Correct 216 ms 11360 KB Output is correct
34 Correct 126 ms 6224 KB Output is correct

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Incorrect 1 ms 2396 KB Output isn't correct
3 Halted 0 ms 0 KB -