题目链接:https://ac.nowcoder.com/acm/contest/5669/F
题意:
- 有俩条平行线AB,CD
- 给出AC,AD,BC,BD,问AB//CD还是AB//DC
题解:
- 找到这四个距离的最大值
- 如果最大值来自AD,BC则是AB//CD,否则为AB//DC
1 #include<iostream> 2 #include<cstring> 3 #include<algorithm> 4 #include<string> 5 using namespace std; 6 7 int a, b, c, d; 8 9 void solve() { 10 int max_len = max(max(a,b), max(c,d)); 11 if (max_len == b || max_len == c) { 12 printf("AB//CD "); 13 } 14 else { 15 printf("AB//DC "); 16 } 17 } 18 19 int main() { 20 int t; 21 cin >> t; 22 while (t--) { 23 cin >> a >> b >> c >> d; 24 solve(); 25 } 26 return 0; 27 }