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

char buf[1<<25];

int main(){
	char*mmap();
	read(0,buf,sizeof buf);
	char*rp=buf;
	while(*rp++!=10);
	long*p=rp;
	for(;*p;++p){
		*p=0xdbdbdbdbdbdbdbdb-*p;
	}
	char*q=p;
	while(q[-1]<0)--q;
	write(1,rp,q-rp);
	_exit(0);
}