LeetCode || Excel Sheet Column Title

class Solution {public:    string convertToTitle(int n) {        vector<int> t;        while(n != 0)        {            n = n-1;            t.push_back((n)%26);            n = n / 26;        }        char c[100];                int i;        for(i = 0;i<t.size();i++)        {            c[i] = t[t.size() -1 - i] + 'A';        }        c[i] = '\0';        string str(c);        return str;    }};