0002:Digit Number
#include<iostream> using namespace std; int main(void){ int a,b; while(cin >> a >> b){ int sum=a+b,ans=1; for(; sum>=10 ; sum/=10,ans++); cout << ans << endl;; } return 0; }
#include<iostream> using namespace std; int main(void){ int a,b; while(cin >> a >> b){ int sum=a+b,ans=1; for(; sum>=10 ; sum/=10,ans++); cout << ans << endl;; } return 0; }