冰点猎手

摘要： string addBinary(string a, string b) { const char * charA = a.c_str(); const char * charB = b.c_str(); const char * charC; char *sum = new char[201]; int A = a.size(); int B = b.size(); int C; if(A < B){ C = A; A = B; ... 阅读全文

摘要： 1 class Solution { 2 public: 3 vector<vector<int> > fourSum(vector<int> &num, int target) { 4 // Start typing your C/C++ solution below 5 // DO NOT write int main() function 6 vector<vector<int> > output; 7 if(num.size()<4) return output; 8 9 ... 阅读全文

摘要： 1 class Solution { 2 public: 3 int climbStairs(int n) { 4 // Start typing your C/C++ solution below 5 // DO NOT write int main() function 6 if(n ==0) return 0; 7 if(n == 1) return 1; 8 if(n == 2) return 2; 9 int a1 = 1;10 int a2 = 2;11 ... 阅读全文

摘要： 1 class Solution { 2 public: 3 vector<vector<int> > threeSum(vector<int> &num) { 4 // Start typing your C/C++ solution below 5 // DO NOT write int main() function 6 vector<vector<int> > output; 7 if(num.size()<3) return output; 8 9 sort(num.be... 阅读全文