怎样用C语言从一组特定数选出几个数的所有组合,例如从10个数中选出5...答:for(l = 0; l < NUM; l++){ if(l == i || l == j || l == k){ continue;} for(m = 0; m < NUM; m++){ if(m == i || m == j || m == k || m == l){ continue;} printf("%d,%d,%d,%d,%d\n", a[i], a[j], a[k], a [l], a[m]);n++...
[用C语言写】现有四张卡片,用这四张卡片能排列出很多不同的4位数,要求...答:include<stdio.h>#include<stdlib.h>#defineMAX_N100//最多100行intcmp_fun(constvoid*a,constvoid*b){return*(int*)a-*(int*)b;}intmain(void){intn,i,j,k,l,m,ct=0;inta[4][MAX_N];scanf("%d",&n);for(i=0;i<n;i++)for(j=0;j<4;j++)scanf("%d",&a[i][j]);...