Submission #1986121

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Source Code Expand

#include <iostream>
#include <cstdio>
#include <cstring>
using namespace std;

int main() {
  int N, K;
  scanf("%d %d",&N,&K);
  int A[N];
  for (int i=0; i<N; i++) {
    scanf("%d",&A[i]);
  }
  int cnt[N+1];
  memset(cnt,0,sizeof(cnt));
  for (int i=0; i<N; i++) {
    cnt[A[i]]++;
  }
  int type;
  int ans=0;
  while (true) {
    type=0;
    for (int i=1; i<=N; i++) {
      if (cnt[i]>0) {
        type++;
      }
    }
    if (type<=K) {
      break;
    }
    int min_n=1;
    int x;
    for (int i=1; i<=N; i++) {
      if (cnt[i]!=0) {
        min_n=min(cnt[i],min_n);
        x=i;
      }
    }
    cnt[x]--;
    ans++;
    if (cnt[x]==0) {
      type--;
    }
  }
  printf("%d\n",ans);
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&N,&K);
                       ^
./Main.cpp:11:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&A[i]);
                      ^

Judge Result