171127_2743_단어 길이 재기

//https://www.acmicpc.net/problem/2743 #include <iostream> using namespace std; int main() { char str[101]; cin >> str; for(int i=0 ;i<101; i++) { if(str[i]==NULL) {cout << i; return 0;} } }

//https://www.acmicpc.net/problem/2743 #include <iostream> #include <string> using namespace std; int main() { string s; cin >> s; int l=s.size(); cout << l; }

//https://www.acmicpc.net/problem/2743 #include <iostream> #include <cstring> using namespace std; int main() { char str[100]; cin >> str; int l=strlen(str); cout << l; }