#include <iostream> #include <cstring> using namespace std; int mystrlen(char *p) { int cnt = 0; while (*p) { cnt++; p++; } return cnt; } int main() { char *p = new char[1005]; memset(p, 0, sizeof(char) * 1005); gets(p); cout << mystrlen(p); delete [] p; return 0; }