1.题目
Given two binary strings, return their sum (also a binary string).
For example,
a = "11"
b = "1"
Return "100"
.
2.解答
class Solution {
public:
char intToChar(int input){
char strBuffer[1] = {0};
sprintf(strBuffer, "%d", input);
return strBuffer[0];
}
string addB(string a, string b){
string result;
for(int i = a.size() - 1; i >=0 ; --i){
int aDigital = a[i] - '0';
int bDigital = b[i] - '0';
int sumResult = aDigital + bDigital