#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")

#define rd_init() char*rp=({char*mmap();mmap(0l,1l<<25,1,2,0,0ll);})
#define rd_skip() while(*rp++>=48)

char wbuf[1<<25];

int main(){
	char*wp=wbuf;
	rd_init();
	rd_skip();
	while(*rp){
		rd_skip();
		int yes=0,last=0,count=0;
		if(*rp++=='0'){
			while(*rp++!=10){
				if(*rp++=='1'){
					yes|=last|++count>3;
					last=1;
				}else{
					last=0;
				}
			}
		}else{
			while(*rp++!=10){
				if(*rp++=='0'){
					yes|=last|++count>3;
					last=1;
				}else{
					last=0;
				}
			}
		}
		yes|=last;
		if(yes){
			*(int*)wp='\nseY';
			wp+=4;
		}else{
			*(int*)wp='\noN';
			wp+=3;
		}
	}
	write(1,wbuf,wp-wbuf);
	_exit(0);
}