Programme C pour implémenter l'algorithme euclidien

if(firstno*secondno!=0){ gcd=gcd_rec(firstno,secondno); printf("
The GCD of %d and %d is %d
",firstno,secondno,gcd); printf("
The LCM of %d and %d is %d
",firstno,secondno,(firstno*secondno)/gcd); }

int gcd_rec(int x, int y){ if (y == 0) return x; return gcd_rec(y, x % y); }

#include int gcd_rec(int,int); void main(){ int firstno,secondno,gcd; printf("Enter the two no.s to find GCD and LCM:"); scanf("%d%d",&firstno,&secondno); if(firstno*secondno!=0){ gcd=gcd_rec(firstno,secondno); printf("
The GCD of %d and %d is %d
",firstno,secondno,gcd); printf("
The LCM of %d and %d is %d
",firstno,secondno,(firstno*secondno)/gcd); } else printf("One of the entered no. is zero:Quitting
"); } /*Function for Euclid's Procedure*/ int gcd_rec(int x, int y){ if (y == 0) return x; return gcd_rec(y, x % y); }

Enter the two no.s to find GCD and LCM:4 8 The GCD of 4 and 8 is 4 The LCM of 4 and 8 is 8