Submission #128893

#	Time	Username	Problem	Language	Result	Execution time	Memory
128893		E869120	Permutation Recovery (info1cup17_permutation)	C++14	25 / 100	76 ms	376 KiB

Main

#include <iostream>
using namespace std;
#pragma warning (disable: 4996)

long long N, P[100009], A[100009];

int main() {
	cin >> N;
	for (int i = 1; i <= N; i++) cin >> P[i];
	for (int i = N; i >= 1; i--) P[i] = (P[i] - P[i - 1]);
	for (int i = 1; i <= N; i++) {
		for (int j = 0; j <= i; j++) {
			long long s = 1;
			for (int k = 1; k < i; k++) {
				if (A[k] <= j) s += P[k];
			}
			if (s == P[i]) {
				A[i] = j + 1;
				for (int k = 1; k < i; k++) { if (A[k] > j) A[k]++; }
				break;
			}
		}
	}
	for (int i = 1; i <= N; i++) { if (i >= 2) cout << " "; cout << A[i]; } cout << endl;
	return 0;
}

Compilation message (stderr)

permutation.cpp:3:0: warning: ignoring #pragma warning  [-Wunknown-pragmas]
 #pragma warning (disable: 4996)

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 0 / 18
• Subtask 4: 0 / 17
• Subtask 5: 0 / 11
• Subtask 6: 0 / 7
• Subtask 7: 0 / 16
• Subtask 8: 0 / 6