66 plusone leetcode problem in c++ | leetcode for beginners | leetcode solution

[@ridersniper4964]

Dry run v kr dia kro

[@karthikgururajan1131]

Damn bro

[@gulabchandgupta5486]

great explanation bhaiya but why my code is not looking plz look into it
class Solution {
public:
vector plusOne(vector& D)
{
for(int i=D.size()-1;i>=0;i--)
{
if(D[i]=9)
{
D[i]++;
return D;
}
else{
D[i]=0;
}
}
return D;

}
};