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46 lines
970 B
46 lines
970 B
#include <bits/stdc++.h>
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using namespace std;
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const int N = 200010;
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//普通队列，应该是因为每个数字进入队列不只一次，所以导致队列资源用尽，需要启用循环队列
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// 60% TLE 4个点
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struct Node {
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int id, v;
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};
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int n;
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int hhq, ttq = -1;
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int hhp, ttp = -1;
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Node q[N], p[N];
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int main() {
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scanf("%d", &n);
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for (int i = 1; i <= n; i++) {
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int x;
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scanf("%d", &x);
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q[++ttq] = {i, x};
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}
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int cnt = 0;
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while (cnt < n) {
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int flag = 2;
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while (hhq <= ttq) {
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auto a = q[hhq];
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hhq++;
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if (a.v != flag) {
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printf("%d ", a.id);
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flag = a.v;
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cnt++;
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} else
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p[++ttp] = a;
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}
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puts("");
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while (hhp <= ttp) {
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auto a = p[hhp];
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q[++ttq] = a;
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hhp++;
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}
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}
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return 0;
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} |