717. 1-bit and 2-bit Characters（数组）

class Solution {
public:
bool isOneBitCharacter(vector<int>& bits) {
if(bits[bits.size()-1]) return 0;

int x=0;
while(x<bits.size()-1){
if(bits[x]) x+=2;
else x++;
}

return x==bits.size()-1;
}
};