leetcode

Solution to some Leetcode problems written in C++

git clone git://git.dimitrijedobrota.com/leetcode.git

2243.cpp (415B)

0 class Solution { 1 public: 2 string digitSum(string s, int k) { 3 while (s.size() > k) { 4 string tmp = ""; 5 for (int i = 0; i < s.size();) { 6 int sum = 0; 7 for (int j = 0; j < k && i < s.size(); i++, j++) 8 sum += s[i] - '0'; 9 tmp += to_string(sum); 10 } 11 s = tmp; 12 } 13 return s; 14 } 15 };