Submission #1358399

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
#define REP(i,n) for(int i=0,_n=(int)(n);i<_n;++i)
template<class T>bool chmin(T&a,const T&b){return a>b?(a=b,true):false;}
template<class T>bool chmax(T&a,const T&b){return a<b?(a=b,true):false;}

int nextInt() {
  int x; scanf("%d", &x); return x;
}

int T[100000 + 10];

int main2() {
  int N = nextInt();
  int C = nextInt();
  int K = nextInt();
  REP(i, N) T[i] = nextInt();
  sort(T, T + N);
  int ans = 0;
  int c = 0;
  int limit = -1;
  REP(i, N) {
    int t = T[i];
    if (limit < t || c == C) {
      ans++;
      c = 0;
      limit = t + K;
    }
    c++;
  }
  cout << ans << endl;

  return 0;
}

int main() {
  for (;!cin.eof();cin>>ws) main2();
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int nextInt()’:
./Main.cpp:10:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   int x; scanf("%d", &x); return x;
                         ^

Judge Result