Next Novity interview questions

2nd Round The Conditions are 1:- u can use only 1 variable 2:- u can't use absolute function 3:- u can't initialize I=0; 4:- for{} // allowed for{if(){}} //not allowed 5:- should not use more than one"loop, condition, ternary operator, increment and decrement". 6:- u should not store,reverse, recurse or directly print the answer solution should be generated programmatically The Only Solution form my tries ,satisfying these conditions was:😂😂😂😂

Difference between the mysql and mongodb?