- #include<stdio.h>
- int main(){
- int a,b,c,r;
- double prea,preb,prec;
- int a2,b2;
- double prea2,preb2;
- double end;
- scanf("%d %d %d",&a,&b,&c);
- prea = a;
- preb = b;
- prec = c;
- while(b){
- r = a % b;
- a = b;
- b = r;
- }
- b =preb;
- a2 = prea*preb/a;
- while(b){
- r = c % b;
- c = b;
- b = r;
- }
- b2 = prec*preb/c;
- prea2 = a2;
- preb2 = b2;
- while(b2){
- r = a2 % b2;
- a2 = b2;
- b2 = r;
- }
- end = prea2*preb2/a2;
- printf(" %lf",end);
- return 0;
-
- }
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