Cod sursa(job #959920)

Utilizator manciu_ionIon Manciu manciu_ion Data 9 iunie 2013 13:34:29
Problema Sortare prin comparare Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 1.01 kb
//  implementata o varianta naiva de Quicksort in C
#include <stdio.h>
#include <stdlib.h>

#define NX 500010

int N, v[ NX ];

int cmp( const void*x, const void *y ) {
    return *(int*)x - *(int*)y;
}

int main() {
    int i;

    freopen( "algsort.in", "r", stdin );
    freopen( "algsort.out", "w", stdout );

    scanf( "%d", &N );

    for( i = 0; i < N; i++ )
        scanf( "%d", v+i );

    qsort( v, N, sizeof( v[0] ), cmp );

    for( i = 0; i < N; i++ )
        printf( "%d ", v[i] );

    return 0;
}

/*
// Introsort
#include <cstdio>
#include <vector>
#include <algorithm>

using namespace std;

vector< int > V;

int main() {
    int i, x, N;

    freopen( "algsort.in", "r", stdin );
    freopen( "algsort.out", "w", stdout );

    scanf( "%d", &N );

    for( i = 1; i <= N; i++ ) {
        scanf( "%d", &x );
        V.push_back( x );
    }

    sort( V.begin(), V.end() );

    for( i = 0; i < N; i++ )
        printf( "%d ", V[i] );

    return 0;
}
*/