program phuongt;
uses crt;
var a, b, c, min: real;
begin
clrscr;
write('Nhap a = '); readln(a);
write('Nhap b = '); readln(b);
write('Nhap c = '); readln(c);
min:=a;
if min>b then min:=b;
if min>c then min:=c;
write('So nho nhat la: ', min);
readln
end.