# include<iostream> # include<cstdio> # include<iomanip> using namespace std; int main(){ int a,b=0; cin>>a; if(a>0){ while(a>0){ a=a/10; b++; } } else if(a<0){ a=-a; while(a>0){ a=a/10; b++; } } else{ cout<<0; } cout<<b; return 0; }