新思维：C语言程序设计

#include <stdio.h>
 
#define SIZE 10
 
int print_permulation(int n, int A[], int cur)
{
	int i, j;
	int ok;
 
	if (cur==n) {
		for (i=0; i<n; i++) printf("%d ", A[i]);
		printf("n");
	} else {
		for (i=1; i<=n; i++) {
			ok = 1;
			for (j=0; j<cur; j++)
				if (A[j]==i) ok = 0;
			if (ok) {
				A[j] = i;
				print_permulation(n, A, cur+1);
			}
		}
	}
}
 
int main(int argc, char *argv[])
{
	int A[SIZE];
 
	A[0]=1; A[1]=2; A[2]=3;
	print_permulation(3, A, 0);
 
	return 0;
}