Submission #1482297

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Source Code Expand

//#define __USE_MINGW_ANSI_STDIO 0
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<ll> VL;
typedef vector<VL> VVL;
typedef pair<int, int> PII;

#define FOR(i, a, n) for (ll i = (ll)a; i < (ll)n; ++i)
#define REP(i, n) FOR(i, 0, n)
#define ALL(x) x.begin(), x.end()
#define IN(a, b, x) (a<=x&&x<b)
#define MP make_pair
#define PB push_back
#define INF (1LL<<30)
#define LLINF (1LL<<60)
#define PI 3.14159265359
#define EPS 1e-12
//#define int ll

template <typename T> T &chmin(T &a, const T &b) { return a = min(a, b); }
template <typename T> T &chmax(T &a, const T &b) { return a = max(a, b); }

int dx[] = {0, 1, 0, -1}, dy[] = {1, 0, -1, 0};

int cnt[30];
signed main(void)
{
  int n, k;
  cin >> n >> k;
  REP(i, n) {
    string s;
    cin >> s;
    cnt[s[0]-'A']++;
  }

  int ret = 0;
  while(true) {
    int tmp = 0;
    REP(i, 26) {
      if(tmp < k && cnt[i] > 0) {
        tmp++;
        cnt[i]--;
      }
    }
    if(tmp == k) ret++;
    else break;
  }
  cout << ret << endl;

  return 0;
}

Submission Info

Judge Result