Submission #1870442

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Source Code Expand

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

#define FOR(i,a,b) for(int i = (a); i < (b); i++)
#define RFOR(i,b,a) for(int i = (b) - 1; i >= (a); i--)
#define ITER(it, a) for(typeof(a.begin()) it = a.begin(); it != a.end(); it++)
#define FILL(a, value) memset(a, value, sizeof(a))

#define SZ(a) (int) a.size()
#define ALL(a) a.begin(),a.end()
#define PB push_back
#define MP make_pair

typedef long long LL;
typedef vector<int> VI;
typedef pair<int, int> PII;

const double PI = acos(-1.0);
const LL INF = 1000 * 1000 * 1000 + 7;
const LL LINF = INF * (LL)INF;

const int MAX = 100100;

int A[MAX];

int main()
{
	//freopen("in.txt", "r", stdin);
	//ios::sync_with_stdio(false); cin.tie(0);

	int n, c, k;
	scanf("%d%d%d", &n, &c, &k);
	FOR (i, 0, n)
	{
		scanf("%d", &A[i]);
	}

	sort(A, A+n);

	int res = 0;
	int ind = 0;
	while(ind < n)
	{
		int x = A[ind] + k;
		FOR (it, 0, c)
		{
			if (ind >= n) break;
			if (A[ind] <= x) ind++;
			else break;
		}

		res++;
	}
	cout<<res<<endl;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:32:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d", &n, &c, &k);
                             ^
./Main.cpp:35:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &A[i]);
                     ^

Judge Result