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uses crt;
var a:array[1..100]of integer;
i,n,s:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
s:=1;
for i:=1 to n do
s:=s*a[i];
writeln(s);
readln;
end.
uses crt;
var a,b:integer;
begin
clrscr;
repeat
write('Nhap a='); readln(a);
write('Nhap b='); readln(b);
until (a>0) and (b>0);
if a>b then writeln(a,' la so lon hon')
else if a<b then writeln(b,' la so lon hon')
else writeln('Hai so bang nhau');
readln;
end.
#Include <bits/stdc++.h>
using namespace std;
int a,b,c;
int main()
{
cin>>a>>b>>c;
cout<<a+b+c<<endl;
cout<<a-b-c<<endl;
cout<<a*b*c;
return 0;
}
uses crt;
var a:array[1..100]of integer;
n,i,k,dem,dem1:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Nhap k='); readln(k);
dem:=0;
dem1:=0;
for i:=1 to n do
begin
if a[i] mod 2=0 then inc(dem);
if a[i] mod k=0 then inc(dem1);
end;
writeln('So phan tu chan la: ',dem);
writeln('So phan tu chia het cho ',k,' la: ',dem1);
readln;
end.
cau 1:
uses crt;
var a:array[1..100] of integer;
n,i,min: integer;
begin
readln(n);
for i:=1 to n do
readln(a[i]);
min:=a[1];
for i:=2 to n do
if min>a[i] then min=a[i];
writeln(a[i]);
readln;
end.
cau 2:
uses crt;
g:text;
s:string;
const fo='CHUSO.TXT';
begin
assign(g,fo);
rewrite(g);
readln(s);
for i:=1 to length(s) do
if not((s[i] in ['a'..'z'])and(s[i] in ['A'..'Z])) then delete(s,i,1);
writeln(g,s);
end.
uses crt;
var a:array[1..100]of integer;
min,n,i:integer;
{----------------chuong-trinh-con-------------------}
function nn(x,y:integer):integer;
begin
if x<y then nn:=x
else nn:=y;
end;
{-----------------chuong-trinh-chinh-----------------}
begin
clrscr;
write('nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
min:=nn(a[1],a[2]);
for i:=3 to n do
if min>a[i] then min:=a[i];
writeln(min);
readln;
end.
uses crt;
var a:array[1..100]of integer;
i,n,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
if a[i] mod 7=0 then t:=t+a[i];
writeln('Tong cac so chia het cho 7 la: ',t);
readln;
end.
1:
uses crt;
const fi='ketqua.txt';
var f1:text;
st:string;
i,d:integer;
begin
clrscr;
assign(f1,fi); rewrite(f1);
write('Nhap xau:'); readln(st);
d:=length(st);
for i:=1 to d do
if st[i]=#32 then delete(st,i,1);
writeln(f1,st);
close(f1);
end.
2:
uses crt;
var a,b,c,d:integer;
{----------chuong-trinh-con-----------------------}
function min(x,y:integer):integer;
begin
if x<y then min:=x
else min:=y;
end;
{---------------chuong-trinh-chinh--------------------}
begin
clrscr;
write('a='); readln(a);
write('b='); readln(b);
write('c='); readln(c);
write('d='); readln(d);
writeln(min(a,min(b,min(c,d))));
readln;
end.
uses crt;
var a,b,bcnn:integer;
{----------------------chuong-trinh-con----------------------------}
function ucln(var n,m:integer):integer;
var i:integer;
begin
ucln:=1;
for i:=1 to n*m do
if (n mod i=0) and (m mod i=0) then
begin
if ucln<i then ucln:=i;
end;
end;
{---------------------chuong-trinh-chinh--------------------------}
begin
clrscr;
write('Nhap a='); readln(a);
write('Nhap b='); readln(b);
bcnn:=a*b div ucln(a,b);
writeln('Boi chung nho nhat=',bcnn);
readln;
end.