#include<bits/stdc++.h> using namespace std; int slen(char *p){#include<bits/stdc++.h> using namespace std; int slen(char *p){ int i,n=0; while(*p!='\0'){ n++; p++; } return n; } int main(){ int a[1001]; cin>>a; cout<<slen(a)<<endl; return 0;