BOJ 10823 - 더하기 2 [C++]

문제

링크

풀이

#include <iostream>
#include <string>
#include <sstream>
using namespace std;
 
void solve(void) {
  string s;
 
  string str = "";
  while (cin >> s) str += s;
  stringstream ss(str);
 
  int ans = 0;
  while (getline(ss, s, ',')) ans += stoi(s);
  cout << ans;
}
 
int main(void) {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
 
  solve();
  return 0;
}