oj.uz

Submission #528015

# Submission time Handle Problem Language Result Execution time Memory
528015 2022-02-19T02:21:30 Z amukkalir Self Study (JOI22_ho_t2) C++17
10 / 100
 85 ms 4968 KB 
#include <bits/stdc++.h> 
using namespace std; 
typedef long long ll; 
 
#define prn printf
#define scn scanf
 
ll n, m; 
const int nax = 3e5; 
ll a[nax+5], b[nax+5]; 

bool ok (ll x) {
    ll jum = 0; 
    for(int i=0; i<n; i++) {
        if(max(a[i], b[i]) < x) return false; 
    }
    return true; 
}

signed main () {
    scn("%lld %lld", &n, &m); 
    for(int i=0; i<n; i++) scn("%lld", &a[i]);
    for(int i=0; i<n; i++) scn("%lld", &b[i]);
    
    ll ans = 0; 
    ll lo = 0, hi = 1e18; 
    while(lo <= hi) {
        ll mid = (lo+hi)>>1; 
        if(ok(mid)) {
            ans = mid; 
            lo = mid+1; 
        } else {
            hi = mid-1; 
        }
    }

    prn("%lld", ans); 
}
 
/*
binser 
cek (x)
coba self study semua 
coba kalo nambahin dtg bsb erkurang ga harinya 
jumlahin harinya hrs less than or equal n*m

*/

Compilation message

Main.cpp: In function 'bool ok(ll)':
Main.cpp:13:8: warning: unused variable 'jum' [-Wunused-variable]
   13 |     ll jum = 0;
      |        ^~~
Main.cpp: In function 'int main()':
Main.cpp:21:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |     scn("%lld %lld", &n, &m);
      |        ^
Main.cpp:22:31: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |     for(int i=0; i<n; i++) scn("%lld", &a[i]);
      |                               ^
Main.cpp:23:31: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |     for(int i=0; i<n; i++) scn("%lld", &b[i]);
      |                               ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 74 ms 4968 KB Output is correct
12 Correct 85 ms 4932 KB Output is correct
13 Correct 58 ms 4908 KB Output is correct
14 Correct 52 ms 4872 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 39 ms 4884 KB Output is correct
17 Correct 60 ms 4932 KB Output is correct
18 Correct 60 ms 4920 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 39 ms 4884 KB Output is correct
3 Correct 60 ms 4932 KB Output is correct
4 Correct 60 ms 4920 KB Output is correct
5 Incorrect 1 ms 204 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 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 74 ms 4968 KB Output is correct
12 Correct 85 ms 4932 KB Output is correct
13 Correct 58 ms 4908 KB Output is correct
14 Correct 52 ms 4872 KB Output is correct
15 Incorrect 1 ms 204 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 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 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 74 ms 4968 KB Output is correct
12 Correct 85 ms 4932 KB Output is correct
13 Correct 58 ms 4908 KB Output is correct
14 Correct 52 ms 4872 KB Output is correct
15 Incorrect 1 ms 204 KB Output isn't correct
16 Halted 0 ms 0 KB -