#include <u.h>#include <libc.h> /*2520 is the smallest number that can be divided by each of thenumbers from 1 to 10 without any remainder. What is the smallest positive number that is evenly divisible byall of the numbers from 1 to 20? */ voidmain(){	int number = 0;	int smallest = 0; 	while(smallest == 0){		for(int i = 1; i < 21; ++i){			if(number % i != 0){				break;			}			if(i == 20){				smallest = number;			}		}		++number;	} 	print("Smallest positive number: %d\n", smallest);	exits(0);}