Submission #2179114

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>

int a[100005] ;

int com ( const void* a, const void* b ) {
    int * pa = (int*) a ;
    int * pb = (int*) b ;
    return *pa - *pb ;
}

int main () {
    int n, c, k, i, min, tem, result ;
    scanf ( "%d %d %d", &n, &c, &k ) ;
    for ( i = 0 ; i < n ; i++ ) {
        scanf ( "%d", &a[i] ) ;
    }
    qsort ( a, n, sizeof (int), com ) ;
    result = 0 ;
    tem = 1 ;
    for ( i = 1 ; i < n ; i++ ) {
        if ( a[i] - a[i-1] <= c ) {
            tem++ ;
        }
        else {
            result++ ;
        }
    }
    result += tem/c ;
    if ( tem % c != 0 ) {
        result++ ;
    }
    printf ( "%d\n", result ) ;
    return 0 ;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:38: 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:18:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf ( "%d", &a[i] ) ;
                               ^

Judge Result