1-bit-and-2-bit-characters_1_AC.cpp

class Solution {
public:
    bool isOneBitCharacter(vector<int>& bits) {
        int n = bits.size();
        int i;
        int len;
        
        i = 0;
        while (i < n) {
            len = (bits[i] == 0 ? 1 : 2);
            i += len;
        }
        return len == 1;
    }
};