Submission #1591373

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Source Code Expand

#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <vector>
#include <cstring>
#include <iostream>
#include <iomanip>
#include <math.h>
#include <map>
#include <deque>
#include <queue>
#include <climits>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;

#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define REP(i, n) FOR(i, 0, n)
#define SORT(v) sort(v.begin(), v.end())
#define SORTFUNC(v, func) sort(v.begin(), v.end(), func)
#define PRINT(v) REP(i, v.size()) printf("%d ", v[i]); cout << endl
#define IN(n) scanf("%d", &(n))

int main(){
  int n, c, k;
  IN(n); IN(c); IN(k);
  vector<int> tab(n);
  REP(i, n) IN(tab[i]);
  SORT(tab);

  int res = 0, people = 0, starttime = tab[0];
  REP(i, n){
    if (people == c){
      res++;
      people = 1;
      starttime = tab[i];
    }
    else {
      if(tab[i] > starttime+k){
        res++;
        people = 1;
        starttime = tab[i];
      }
      else people++;
    }
    //printf("people = %d, res = %d, startime = %d\n", people, res, starttime);
  }
  if(people > 0) res++;
  printf("%d\n", res);
  return 0;
}
























// I'd like to scroll past the end of document using Atom but I seemigly have to use these blank lines instead

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:29:8: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   IN(n); IN(c); IN(k);
        ^
./Main.cpp:29:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   IN(n); IN(c); IN(k);
               ^
./Main.cpp:29:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   IN(n); IN(c); IN(k);
                      ^
./Main.cpp:31:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   REP(i, n) IN(tab[i]);
                       ^

Judge Result