giup minh voi

[truonggiale]

minh dang hoc lap trinh c co may doan chuong trinh tim mai ma khong bit loi o dau nen mao muoi nho may ban chi giup day la doan ct cua minh voi viec tim uoc chung lon nhat
# include <stdio.h>
# include <conio.h>
int ucln(int a,int b);
int bcnn (int a ,int b);
void main()
{
int a,b;
printf("nhap vao 2 so nguyen duong a,b:");
scanf("%d %d",&a,&b);
if (a>0 && b>0)
{
printf("uoc chung lon nhat la:%d",a,b,ucln(a,b));
printf("boi chung nho nhat la %d",a,b,bcnn(a,b));
}
else
printf("ban da nhap sai moi nhap lai");
getch();

int ucln(int a,int b)
{
while (a != 0 && b != 0)
if (a>b)
a-=b;
else
b-=a;
if(a== 0)
return b;
else
return a;
}
int bcnn (int a ,int b)
{
return a*b/ucln(a,b);
}

[ly_sv]

# include <stdio.h>
# include <conio.h>
int ucln(int a,int b);
int bcnn (int a ,int b);
void main()
{
int a,b;
printf("nhap vao 2 so nguyen duong a,b:");
scanf("%d %d",&a,&b);
if (a>0 && b>0)
{
printf("uoc chung lon nhat la:%d",a,b,ucln(a,b));
printf("boi chung nho nhat la %d",a,b,bcnn(a,b));
}
else
printf("ban da nhap sai moi nhap lai");
getch();
}

int ucln(int a,int b)
{
while (a != 0 && b != 0)
{
if (a>b)
a-=b;
else
b-=a;
if(a== 0)
return b;
else
return a;
}
}
int bcnn (int a ,int b)
{
return a*b/ucln(a,b);
}

[truonggiale]

thank nhieu nha vay ma mo ca buoi khong ra the moi tuc cuoi chu