oj.uz

Submission #793840

# Submission time Handle Problem Language Result Execution time Memory
793840 2023-07-26T07:19:07 Z vjudge1 Passport (JOI23_passport) C++17
6 / 100
 27 ms 3392 KB 

// Author : حسن

#include <bits/stdc++.h>



using namespace std;

#define TL ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
#define rall(s) s.rbegin(),s.rend()
#define all(s) s.begin(),s.end()
#define pb push_back
#define fi first
#define se second
#define ll long long
#define ld long double
#define YES cout<<"YES\n"
#define Yes cout<<"Yes\n"
#define yes cout<<"yes\n"
#define NO cout<<"NO\n"
#define No cout<<"No\n"
#define no cout<<"no\n"


const int N = 2e5 + 9 , mod = 1e9 + 7;
ll c[N] = {} , d[N] = {} , a[N] = {}, b[N] = {}  , dp[N];

vector<pair<ll,ll>>v;
void solve(){
    ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
    cin>>n;
    for(i = 1; i <= n; i++){
        cin>>a[i]>>b[i];
    }
    cin>>q;
    while(q--){
        cin>>k;
        s = 1;
        x = 1;
        y = b[k];
        while(y < n){
        mx = 0;
        for(j = x+ 1; j <= y; j++){
            mx = max(mx , b[j]);
        }
        if(mx <= y)
        break;
        s++;
        x = y;
        y=  mx;
        }
        if(y != n)
            cout<<-1;
        else
            cout<<s;
    }
}

int main(){

     TL;
     /*
     #ifndef ONLINE_JUDGE
     freopen("input.txt", "r", stdin);
     freopen("output.txt", "w", stdout);
     #endif
     */
int t = 1;
//cin>>t;

while(t--)
     {
     solve();
     }

}
// Author : حسن

Compilation message

passport.cpp: In function 'void solve()':
passport.cpp:32:20: warning: unused variable 'm' [-Wunused-variable]
   32 |     ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
      |                    ^
passport.cpp:32:28: warning: unused variable 'z' [-Wunused-variable]
   32 |     ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
      |                            ^
passport.cpp:32:40: warning: unused variable 'f' [-Wunused-variable]
   32 |     ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
      |                                        ^
passport.cpp:32:43: warning: unused variable 'l' [-Wunused-variable]
   32 |     ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
      |                                           ^
passport.cpp:32:47: warning: unused variable 'r' [-Wunused-variable]
   32 |     ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
      |                                               ^
passport.cpp:32:63: warning: unused variable 'mn' [-Wunused-variable]
   32 |     ll q , i , j , m , n , z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = 0;
      |                                                               ^~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 24 ms 3304 KB Output is correct
5 Correct 24 ms 3376 KB Output is correct
6 Correct 27 ms 3392 KB Output is correct
7 Correct 20 ms 3336 KB Output is correct
8 Correct 17 ms 2792 KB Output is correct

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 0 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 0 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 0 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 24 ms 3304 KB Output is correct
5 Correct 24 ms 3376 KB Output is correct
6 Correct 27 ms 3392 KB Output is correct
7 Correct 20 ms 3336 KB Output is correct
8 Correct 17 ms 2792 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Incorrect 0 ms 340 KB Output isn't correct
11 Halted 0 ms 0 KB -