34 lines
696 B
C++
34 lines
696 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 110;
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string s[N];
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int main() {
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// 从文本文件中获取输入
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#ifndef ONLINE_JUDGE
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freopen("4.in", "r", stdin);
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#endif
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int T;
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cin >> T;
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while (T--) {
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int n;
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cin >> n;
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for (int i = 1; i <= n; i++)
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cin >> s[i];
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// 对字符串进行排序
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sort(s + 1, s + n + 1);
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// 拼接成一个长的字符串
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string t = "";
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for (int i = 1; i <= n; i++)
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t = t + s[i];
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bool isHeFa = true;
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for (int i = 1; i < t.size(); i++) {
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if (t[i] < t[i - 1]) {
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isHeFa = false;
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break;
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}
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}
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cout << isHeFa << endl;
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}
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return 0;
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} |