#include <stdio.h>
 
// 絶対値を返す
int abs( int num ){
	return ( num < 0 ) ? -num : num ;
}
 
#define NUM 5
 
int main(void) {
	int i, j, tmp, a[NUM]={ -3, 1, 9, -4, 2 };
 
	for (i = 0; i < NUM; i++) {
		printf("%d番目の実数＞",i+1);
		scanf("%d", &a[i]); // ideone上ではscanf()は動作しない
	}
 
	for (i=0; i<NUM-1; i++) {
		for (j=i+1; j<NUM; j++) {
			if (abs(a[i]) > abs(a[j])) { // 昇順なら小さい方が先頭。前が大きければ入れ替える
				tmp = a[i];
				a[i] = a[j];
				a[j] = tmp;
			}
		}
	}
 
	printf("\n");
	for (i = 0; i < NUM; i++) {
		printf("%d\n", a[i]);
	}
 
	return 0;
}

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