Submission #1245174

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<string>
#include<vector>
#include<algorithm>
#include<queue>
#include<set>
#include<unordered_map>
#include<string.h>
#include<stack>
#include<functional>
using namespace std;

int a[26];
signed main() {
	int b, c; cin >> b >> c;
	for (int d = 0; d < b; d++) {
		string e; cin >> e;
		a[e[0] - 'A']++;
	}
	int ans = 0;
	while (1) {
		sort(a, a + 26, greater<int>());
		for (int i = 0; i < c; i++) {
			if (!a[i]) { cout << ans << endl; return 0; }
			a[i]--;
		}
		ans++;
	}
}

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