#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int x,y=4; cin>>x; if(x%4==0){ y-=0; cout<<y; } if(x%4==1){ y-=1; cout<<y; } if(x%4==2){ y-=2; cout<<y; } if(x%4==3){ y-=3; cout<<y; } return 0; }