题目传送门
1 /*
2 模拟：简单的照着规则做就可以了，把各种情况考虑到，虽然比赛写的丑了点，但能1Y还是很开心的:)
3 */
4 #include <cstdio>
5 #include <cstring>
6 #include <iostream>
7 #include <algorithm>
8 #include <cmath>
9 using namespace std;
10
11 const int MAXN = 1e2 + 10;
12 const int INF = 0x3f3f3f3f;
13 struct Card
14 {
15 int v, w;
16 }ca[10];
17 char s[10][10];
18
19 bool cmp(Card x, Card y) {return x.v < y.v;}
20
21 int main(void) //hihoCoder 1177 顺子
22 {
23 while (scanf ("%s %s %s %s", s[1], s[2], s[3], s[4]) == 4)
24 {
25 int pre = 0; bool ok = true;
26 for (int i=1; i<=4; ++i)
27 {
28 int len = strlen (s[i]);
29 if (s[i][0] == 'A') ca[i].v = 14;
30 else if (s[i][0] == 'J') ca[i].v = 11;
31 else if (s[i][0] == 'Q') ca[i].v = 12;
32 else if (s[i][0] == 'K') ca[i].v = 13;
33 else
34 {
35 if (len == 3) ca[i].v = 10;
36 else ca[i].v = s[i][0] - '0';
37 }
38 int p = 1; if (len == 3) p = 2;
39 if (s[i][p] == 'S') ca[i].w = 1;
40 else if (s[i][p] == 'H') ca[i].w = 2;
41 else if (s[i][p] == 'C') ca[i].w = 3;
42 else if (s[i][p] == 'D') ca[i].w = 4;
43 if (i == 1) pre = ca[1].w;
44 else
45 {
46 if (ca[i].w != pre) ok = false; //是否四张牌都相同花色
47 }
48 }
49
50 sort (ca+1, ca+1+4, cmp);
51 int flag = 0; bool no = false;
52 for (int i=2; i<=4; ++i)
53 {
54 if (ca[i].v - ca[i-1].v == 1) continue;
55 else if (ca[i].v - ca[i-1].v == 2)
56 {
57 if (!flag) flag = i;
58 else no = true;
59 }
60 else no = true;
61 }
62
63 if (no) puts ("0/1"); //若有来两个地方不是连续的则不可能是顺子
64 else
65 {
66 if (flag) //如果在中间插入牌
67 {
68 if (ok) {puts ("1/16");}
69 else {puts ("1/12");}
70 }
71 else //两侧插牌
72 {
73 if (ok)
74 {
75 if (ca[1].v == 2 || ca[4].v == 14) puts ("1/16");
76 else puts ("1/8");
77 }
78 else
79 {
80 if (ca[1].v == 2 || ca[4].v == 14) puts ("1/12");
81 else puts ("1/6");
82 }
83 }
84 }
85 }
86
87 return 0;
88 }