Hãy viết chương trình Pascal tối giản phân số cho phép người dùng nhập dưới dạng tử/mẫu, không nhập tử số và mẫu số riêng, nếu có dấu âm thì hiện trên tử hoặc phía trước giá
Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
#include <bits/stdc++.h>
using namespace std;
long long a[5],i,n,t;
int main()
{
n=5;
for (i=1; i<=n; i++)
cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
t=0;
for (i=1; i<=n; i++) t+=a[i];
cout<<t<<endl;
for (i=1; i<=n; i++)
if (i%2!=0) cout<<a[i]<<" ";
return 0;
}
uses crt;
var a,b,x,y:integer;
//chuongtrinhcon
function ucln(var a,b:integer):integer;
var r:integer;
begin
while b>0 do
begin
r:=a mod b;
a:=b;
b:=r;
end;
ucln:=a;
end;
//chuongtrinhchinh
begin
clrscr;
readln(a,b);
x:=a;
y:=b;
if (x>0) and (y>0) then writeln(x div ucln(a,b),' ',y div ucln(a,b));
if (x<0) and (y<0) then
begin
x:=abs(x);
y:=abs(y);
a:=abs(a);
b:=abs(b);
writeln(x div ucln(a,b),' ',y div ucln(a,b));
end;
if (x<0) and (y>0) then
begin
write('-');
x:=abs(x);
y:=abs(y);
a:=abs(a);
b:=abs(b);
writeln(x div ucln(a,b),' ',y div ucln(a,b));
end;
if (x>0) and (y<0) then
begin
write('-');
x:=abs(x);
y:=abs(y);
a:=abs(a);
b:=abs(b);
writeln(x div ucln(a,b),' ',y div ucln(a,b));
end;
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long b[20],i,n;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>b[i];
for (i=1; i<=n; i++)
{
if ((b[i]%2!=0) or (i%2==0)) cout<<b[i]<<" ";
}
return 0;
}
uses crt;
const fo='ketqua1.out';
var a:real;
f1:text;
begin
clrscr;
readln(a);
assign(f1,fo); rewrite(f1);
if (a>0) then writeln(f1,sqrt(a):4:2)
else writeln(f1,sqr(a));
close(f1);
readln;
end.
var a:integer;
begin
write('a = '); readln(a);
if a > 0 then write(sqrt(a)) else write(sqr(a));
readln
end.
#include <bits/stdc++.h>
using namespace std;
long long a[1000],i,n,ln,t,k,nn;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
ln=LLONG_MIN;
for (i=1; i<=n; i++) ln=max(ln,a[i]);
cout<<"So lon nhat la: "<<ln<<endl;
cout<<"VI tri la: ";
for (i=1; i<=n; i++) if (ln==a[i]) cout<<i<<" ";
cout<<endl;
t=0;
for (i=1; i<=n; i++)
if (a[i]>0) t+=a[i];
cout<<"Tong cac so duong la: "<<t<<endl;
cin>>k;
for (i=1; i<=n; i++)
if (a[i]%k==0) cout<<a[i]<<" ";
cout<<endl;
nn=LLONG_MAX;
for (i=1; i<=n; i++)
nn=min(nn,a[i]);
cout<<nn;
return 0;
}
var a:array[1..100]of integer;
i,n:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a[1000],n,i;
int main()
{
cin>>n;
for (i=1;i<=n; i++) cin>>a[i];
for (i=1;i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
for (i=1; i<=n; i++)
if (a[i]%2==0 && a[i]<0) cout<<a[i]<<" ";
cout<<endl;
for (i=1; i<=n; i++)
if (a[i]>0) cout<<a[i]<<" ";
for (i=1; i<=n; i++)
if (a[i]==0) cout<<a[i]<<" ";
for (i=1; i<=n; i++)
if (a[i]<0) cout<<a[i]<<" ";
return 0;
}
Câu 4:
#include <bits/stdc++.h>
using namespace std;
string st;
int d,i,dem;
char x;
int main()
{
getline(cin,st);
d=st.length();
cout<<st<<endl;
cin>>x;
dem=0;
for (i=0; i<=d-1; i++) if (st[i]==x) dem++;
cout<<dem;
return 0;
}
Câu 4:
#include <bits/stdc++.h>
using namespace std;
string st;
int d,i,dem;
char x;
int main()
{
getline(cin,st);
d=st.length();
cout<<st<<endl;
cin>>x;
dem=0;
for (i=0; i<=d-1; i++) if (st[i]==x) dem++;
cout<<dem;
return 0;
}
uses crt;
var a,b,x,y:integer;
//chuongtrinhcon
function ucln(var a,b:integer):integer;
var r:integer;
begin
while b>0 do
begin
r:=a mod b;
a:=b;
b:=r;
end;
ucln:=a;
end;
//chuongtrinhchinh
begin
clrscr;
readln(a,b);
x:=a;
y:=b;
if (x>0) and (y>0) then writeln(x div ucln(a,b),' ',y div ucln(a,b));
if (x<0) and (y<0) then
begin
x:=abs(x);
y:=abs(y);
a:=abs(a);
b:=abs(b);
writeln(x div ucln(a,b),' ',y div ucln(a,b));
end;
if (x<0) and (y>0) then
begin
write('-');
x:=abs(x);
y:=abs(y);
a:=abs(a);
b:=abs(b);
writeln(x div ucln(a,b),' ',y div ucln(a,b));
end;
if (x>0) and (y<0) then
begin
write('-');
x:=abs(x);
y:=abs(y);
a:=abs(a);
b:=abs(b);
writeln(x div ucln(a,b),' ',y div ucln(a,b));
end;
readln;
end.