First k digits of n*n

factor = n mod 10^k
result = 1
while (n != 0) 
    if (n is odd) then result = (result * factor) mod 10^k
    factor = (factor * factor) mod 10^k
    n >>= 1

Source: stackoverflow.com

Similar codes

0 vote227 views1 answer
Discord.py rewrite on reaction
TypeScript
15 votes303 views5 answers
Typescript random int
TypeScript
6 votes235 views1 answer
An unhandled exception occurred: Cannot find module '@angular-devkit/build-angular/package.json'
TypeScript
0 vote236 views1 answer
React-scripts start error
TypeScript
0 vote256 views2 answers
Python convert long floats to usd
TypeScript
1 vote243 views1 answer
:= and = in gdscript
TypeScript
0 vote233 views1 answer
UpdateTable operation with the GlobalSecondaryIndexUpdates parameter
TypeScript
1 vote243 views3 answers
How to make all elements in array int python
TypeScript
0 vote235 views1 answer
Typescript equals string
TypeScript
1 vote224 views1 answer
How to show contents of a file in linux
TypeScript