SIMPLE C PROGRAM
IntuitionApproachComplexity
Time complexity:0 MS

Space complexity:
Code
# Intuition
<!-- Describe your first thoughts on how to solve this problem. -->

# Approach
<!-- Describe your approach to solving the problem. -->

# Complexity
- Time complexity:0 MS
<!-- Add your time complexity here, e.g. $$O(n)$$ -->

- Space complexity:
<!-- Add your space complexity here, e.g. $$O(n)$$ -->

# Code
```c []
int smallestNumber(int n) {
    int jk=0,i=0;
    while(n!=0)
    {
        jk+=pow(2,i);
        n=n/2;
        i++;
    }
    return jk;
}
```
['C']