868B - Race Against Time - CodeForces Solution

#include <stdio.h>
const int MN=16; char Buf[MN],*P1=Buf,*P2=Buf; char h,m,s,a,b;  
#define gc() (P1==P2&&(P2=(P1=Buf)+fread(Buf,1,MN,stdin),P1==P2)?EOF:*P1++) 
template<class T> inline T re(T &x) { char ch=gc(); 	
	while(ch>='0'&&ch<='9')	x=x*10+(ch^48),ch=gc(); return x; } 
template<class T, class... Ts> void re(T& x, Ts&... y) { re(x); re(y...); }
int main() { re(h,m,s,a,b); if(a>b) a=a^b, b=b^a, a=a^b; 
    a*=10; b*=10; h=h*10+1; m=m*2+1; s*=2; 
	char p=(a<h&&h<b)+(a<m&&m<b)+(a<s&&s<b); printf(p==3||!p ? "YES" : "NO");}