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Submission #489254

# Submission time Handle Problem Language Result Execution time Memory
489254 2021-11-21T18:28:10 Z ali22413836 Rabbit Carrot (LMIO19_triusis) C++14
0 / 100
 1 ms 336 KB 
#include <bits/stdc++.h>
#define  endl "\n"
using namespace std ;
typedef long long ll;
typedef long double ld ;
const int N=2e7;
const ll inf=1e18 ;
const ll mod = 1e9 + 7 ;
ll mypower(ll x, ll y){
    if(y == 0) return 1 ;
    if(y == 1) return x ;
    ll ret = mypower(x , y / 2);
    ret = (ret * ret) % mod;
    if(y % 2) ret = ( ret * x ) % mod ;
    return ret ;
}
ll n , m , a[200009] ;
bool vis[200009] ;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n >> m ;
    for(int i = 0 ; i < n ; i++){
        cin >> a[i] ;
    }
    a[n] = 0 ;
    ll ans =  0 ;
    if(a[0] > m){
        ans++ ;
        vis[0] = 1 ;
        a[0] = m  ;
    }
    for(int i = 0 ; i < n ; i++){
        if(a[i+1] > a[i])
        {
            if(a[i+1] - a[i] > m){
                if(vis[i]){
                    a[i + 1] = a[i] + m ;
                    vis[i + 1] = 1 ;
                    ans++ ;
                }
                else{
                    a[i] = a[i+1] ;
                    ans++ ;
                    vis[i] = 1 ;
                }
            }
        }
    }
    cout << ans << endl ;
    return 0 ;
}

Subtask #1
0 / 14.0

# 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 324 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Incorrect 0 ms 336 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #2
0 / 21.0

# 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 324 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Incorrect 0 ms 336 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #3
0 / 28.0

# 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 324 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Incorrect 0 ms 336 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #4
0 / 37.0

# 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 324 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Incorrect 0 ms 336 KB Output isn't correct
13 Halted 0 ms 0 KB -