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Submission #738823

# Submission time Handle Problem Language Result Execution time Memory
738823 2023-05-09T14:11:02 Z mzv Nizin (COCI16_nizin) C++17
0 / 100
 50 ms 9932 KB 
#include <bits/stdc++.h>

#define ccd ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define ll long long
#define endl '\n'

using namespace std;

/* ------------------------ hi lol ------------------------ */

ll n,arr[1'000'001],le,ri,ans=0;

int main() {
    ccd
    cin >> n;
    for (int i=1;i<=n;i++) {
    	cin >> arr[i];
    }
    le=1,ri=n;
    while (le<=ri) {
    	if (arr[le]==arr[ri]) {
    		le++; ri--;
    		continue;
    	}
    	else if (le+1==ri-1) {
    		ans++; break;
    	}
    	else if ((arr[le]+arr[le+1])==arr[ri]) {
    		arr[le+1]+=arr[le];
    		ans++;
    		le++;
    		ri--;
    	}
    	else if ((arr[ri]+arr[ri-1])==arr[le]) {
    		arr[ri-1]+=arr[ri];
    		ans++;
    		le++;
    		ri--;
    	}
    	else {
    		if ((arr[ri]+arr[ri-1])>arr[le]+arr[le+1]) {
    			arr[ri-1]+=arr[ri];
    			ri--;
    			ans++;
    		}
    		else {
    			arr[le+1]+=arr[le];
    			le++;
    			ans++;
    		}
    	}
    }
    cout << ans << endl;
}

Subtask #1
0 / 10.0

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

Subtask #2
0 / 10.0

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

Subtask #3
0 / 10.0

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

Subtask #4
0 / 10.0

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

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 328 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 328 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 980 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 18 ms 3692 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 45 ms 7740 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 9932 KB Output isn't correct
2 Halted 0 ms 0 KB -