can anyone tell all the different ways to check the constraint without using long or unsigned


  • 0
    K

    I know we can use long and unsigned int,are there any other ways except this
    public int reverse(int x)
    {
    int ans = 0,temp;
    while (x!=0) {
    temp=ans*10 + (x%10);
    if(temp/10 !=ans) return 0;
    ans=temp;
    x=x/10;
    }
    return ans;


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