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Submission #1083176

# Submission time Handle Problem Language Result Execution time Memory
1083176 2024-09-02T17:15:12 Z Math4Life2020 Ancient Books (IOI17_books) C++17
0 / 100
 1 ms 604 KB 
#include <bits/stdc++.h>
using namespace std;

using ll = long long; using pii = pair<ll,ll>;

ll minimum_walk(vector<int> p, int s) {
	ll N = p.size();
	assert(s==0);
	ll ans = 0;
	bool found[N];
	for (ll i=0;i<N;i++) {
		found[i]=0;
	}
	ll D = 0;
	for (ll i=0;i<N;i++) {
		if (!found[i]) {
			ll j = i;
			ll dmin = 1e8;
			ll L = 0;
			do {
				found[j]=1;
				dmin = min(dmin,j);
				ans += abs(p[j]-j);
				j = p[j];
				L++;
			} while (j != i);
			if (L>1) {
				D = max(D,dmin);
			}
		}
	}
	ans += 2*D;
	return ans;
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -

Subtask #3
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -