@@ -0,0 +1,24 @@
+#include<bits/stdc++.h>
+using namespace std;
+int Length(int n){
+ int s=0;
+ while(n>0){
+ n=n/10;
+ ++s;
+ }
+ return s;
+}
+int main(){
+ int n;
+ cin>>n;
+ cout<<Length(n);
+ return 0;
+/**************************************************************
+ Problem: 2263
+ User: acm
+ Language: C++
+ Result: 正确
+ Time:0 ms
+ Memory:2016 kb
+****************************************************************/