生成彩票号码组合



//转载自《零基础学算法·第三版》，仅供交流，切勿盗用。

#include
#include

int main()
{
    int i[7],j;
    for(i[0]=1;i[0]<=29;i[0]++)
        for(i[1]=1;i[1]<=29;i[1]++)
    {
        if(i[0]==i[1]) continue;
        for(i[2]=1;i[2]<=29;i[2]++)
        {
            if(i[0]==i[2]||i[1]==i[2]) continue;
            for(i[3]=1;i[3]<=29;i[3]++)
            {
                if(i[0]==i[3]||i[1]==i[3]||i[2]==i[3]) continue;
                for(i[4]=1;i[4]<=29;i[4]++)
                {
                    if(i[0]==i[4]||i[1]==i[4]||i[2]==i[4]||i[3]==i[4]) continue;
                    for(i[5]=1;i[5]<=29;i[5]++)
                    {
                        if(i[0]==i[5]||i[1]==i[5]||i[2]==i[5]||i[3]==i[5]||i[4]==i[5]) continue;
                        for(i[6]=1;i[6]<=29;i[6]++)
                        {
                            if(i[0]==i[6]||i[1]==i[6]||i[2]==i[6]||i[3]==i[6]||i[4]==i[6]||i[5]==i[6]) continue;
                            for(j=0;j<7;j++)
                                printf("%3d",i[j]);
                            printf("\n");
                            //getchar();

                        }
                    }
                }
            }
        }
    }
    return 0;
}