#include <stdio.h>    
#define print(x) int main(){printf(x"\n");return	0;} //	+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++.++++++.----------------------------.++++++.+++.--.---.-----------------.++++++++++++++++++++++++++++++++++++++++++++++++++.+++++++++++++++++++++++++++++.------------.++++++++.++++++++.----------------------------------------------------------------------------------. 
print("CI-3641 Rocks!")
//echo("CI-3641 Rocks!")