程序有点长，拜托各位耐心看看啦

#include <stdio.h>
#include <string.h>
#include <stack>
using namespace std;
int p[24][4] = {0};
int s = 0;
int data[4] = {0,1,2,3};
char dataopt[4] = {'+','-','*','/'};
void dfs(int mem[],bool foot[],int depth)
{
    if(4 == depth)
    {
        int i = 0;
        for(i = 0;i<4;i++)
            p[s][i] = mem[i];
        s++;return ;
    }
    int i;
    for(i = 0;i<4;i++)
    {
        if(!foot[i])
        {
            foot[i] = true;
            mem[depth] = data[i];
            dfs(mem,foot,depth+1);
            foot[i] = false;
        }
    }
}
int fun(int a,int b,char o)
{
    switch(o)
    {
    case '+':
        return a+b;
        break;
    case '-':
        return a-b;
        break;
    case '*':
        return a*b;
        break;
    case '/':
        return a%b?-100000:a/b;
        break;
    }
}
//1+2-4*3
int compute(int a[],char b[])
{
    bool h[50];
    h[42] = true;h[43] = false;
    h[45] = false;h[47] = true;
    int s1[10];
    char s2[10];
    int i = 0,j = 0,k = 0;
    int pa = 0,pb = 0;
    s1[pa++] = a[i++];
    s2[pb++] = b[j++];
    while(pb)
    {
        if(0 == k && i<4)
        {
            s1[pa++] = a[i++];
            k+=1;k%=2;
        }
        else
        {
            char temp = s2[pb-1];
            if(j<3 && h[b[j]]>h[temp])
                s2[pb++] = b[j++];
            else
            {
                int _a = s1[pa-1];
                pa--;
                int _b = s1[pa-1];
                pa--;
                char _o = s2[pb-1];
                pb--;
                s1[pa++] = fun(_b,_a,_o);
                if(j<3)
                s2[pb++] = b[j++];
            }
            k+=1;k%=2;
        }
    }
    return s1[pa-1];
}
int main()
{
    int i,j,k,t,m,n;
    scanf("%d",&n);
    getchar();
    bool foot[4] = {0};
    int mem[4] = {0};     
    dfs(mem,foot,0);
    while(n--)
    {
        int d[4];
        scanf("%d%d%d%d",d,d+1,d+2,d+3);        
        for(i = 0;i<24;i++)
        {
            int _temp[4] = {d[p[i][0]],d[p[i][1]],d[p[i][2]],d[p[i][3]]};
            for(j = 0;j<4;j++)
            {
                for(k = 0;k<4;k++)
                {
                    for(t = 0;t<4;t++)
                    {
                        char temp[3] = {dataopt[j],dataopt[k],dataopt[t]};
                        if(24 == compute(_temp,temp))
                        {
                            printf("Yes.\n");
                            break;
                        }
                    }
                    if(t!=4)
                        break;
                }
                if(k!=4)
                    break;
            }
            if(j!=4)
                break;
        }
        if(i == 24)
            printf("No.\n");
    }
    return 0;
}

输出符号啥意思？编译通过没？还是程序执行后输出不对？不过话说你这是C++？

[此贴子已经被作者于2016-5-3 22:35编辑过]

都通过了，但是输出的那些加减乘除有些不对，用的是C语言，没有C++