URAL 1877 Bicycle Codes

 1 #include<iostream>  
 2 #include<string.h>  
 3 #include<stdio.h>  
 4 #include<ctype.h>  
 5 #include<algorithm>  
 6 #include<stack>  
 7 #include<queue>  
 8 #include<set>  
 9 #include<math.h>  
10 #include<vector>  
11 #include<map>  
12 #include<deque>  
13 #include<list>  
14 using namespace std;  
15 int main()
16 {
17     int a,b;
18     scanf("%d%d",&a,&b);
19     if(a%2==0||b%2==1) 
20     printf("yes\n");
21     else 
22     printf("no\n");
23     return 0;
24 }