26 lines
673 B
C
26 lines
673 B
C
|
|
||
|
|
// A math library for GEMS. work in progress, made by Oklomsy!
|
||
|
|
// The math library is a essential part of an OS, and although the languages themselves have math functions. they might not have a function to check if a number is even or odd and it may require some libraries but the math library allows you to save time.
|
||
|
|
|
||
|
|
int evenorodd(int n){
|
||
|
|
if (n % 2 == 0){
|
||
|
|
return 2; // 2 = true/even
|
||
|
|
} else {
|
||
|
|
return 1; // 1 = false/odd
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Example: "What is 10% out of 150?"
|
||
|
|
float findpercentageofnum(float per, float num){
|
||
|
|
return per / 100 * num;
|
||
|
|
}
|
||
|
|
|
||
|
|
long int factorial(int n){
|
||
|
|
if (n == 0){
|
||
|
|
return 1;
|
||
|
|
} else{
|
||
|
|
return n * factorial(n-1);
|
||
|
|
}
|
||
|
|
}
|