Source Code
#define _CRT_SECURE_NO_WARNINGS
#include <utility>
#include <string.h>
#include <string>
#include <math.h>
#include <stack>
#include <set>
#include <map>
#include <queue>
#include <deque>
#include <iterator>
#include <iostream>
#include <vector>
#include <algorithm>
#include <unordered_map>
#include <bitset>
#include <time.h>
#include <stdlib.h>

using namespace std;
const long long INF = 1ll << 32;
const double PI = acos(-1);
typedef long long ll;
typedef long double ld;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<bool> vb;
typedef pair<int, int>pi;
typedef pair<ll, ll>pl;
typedef vector<pi>vpi;
typedef vector<pl>vpl;
typedef vector<vi> vvi;
typedef vector<vb> vvb;
typedef vector<vl> vvl;
typedef vector<string> vs;
int dc[] = { 0,0,1,-1 }, dr[] = { 1,-1,0,0 };
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define read(v) for (int it = 0; it < v.size(); it++) {scanf("%d", &v[it]);}
#define print(v) for(auto it : v) printf("%d ", it); puts("");
#define readL(v) for (int it = 0; it < v.size(); it++) scanf("%lld", &v[it]);
#define printL(v) for (auto it : v) printf("%lld ", it); puts("");
#define readC(v) for (int it = 0; it < v.size(); it++) {scanf("%c", &v[it]);}
#define printC(v) for(auto it : v) printf("%c ", it); puts("");

void build() {

}

void solve() {
	int n;
	scanf("%d", &n);
	vi v(n), l(n), r(n);
	for (int i = 0; i < n; i++) {
		scanf("%d", &v[i]);
		if (!i || v[i] > v[ l[i - 1] ])
			l[i] = i;
		else
			l[i] = l[i - 1];
	}
	r[n - 1] = n-1;
	for (int i = n - 2; i >= 0; i--) {
		r[i] = i;
		if (v[r[i + 1]] > v[i])
			r[i] = r[i + 1];
	}
	for (int i = 0; i < n; i++) {
		if (v[i] + v[l[i]] >= l[i] - i)
			printf("%d ", l[i] + 1);
		else if (v[i] + v[r[i]] >= r[i] - i)
			printf("%d ", r[i] + 1);
		else if (v[i] + v[0] >= 0 - i)
			printf("1 ");
		else
			printf("-1 ");
	}
	puts("");
}
int main(void) {

	int t = 1;
	scanf("%d", &t);
	build();
	while (t--)
		solve();
	return 0;
}
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Easy challenge? Enigma
GNU G++17
1 ms
184 KB
Wrong Answer