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Câu 1:
Program HOC24;
var i,p: integer;
t: longint;
begin
write('Nhap P: '); readln(p);
t:=0;
for i:=1 to p do if i mod 2<>0 then t:=t+i;
write('Tong cac so le la: ',t);
readln
end.
#include <bits/stdc++.h>
using namespace std;
double a,b;
int main()
{
cin>>a>>b;
if (b==0) cout<<"Ko tinh duoc";
else
{
cout<<a+b<<endl;
cout<<a-b<<endl;
cout<<a*b<<endl;
cout<<a/b;
}
return 0;
}
Câu 1:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
write(a+b);
readln;
end.
Câu 2:
uses crt;
var a,b,c:integer;
begin
clrscr;
readln(a,b,c);
writeln(a+b-c);
readln;
end.
Câu 3:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
writeln(a-b);
readln;
end.
Câu 4:
uses crt;
var x,y,z:integer;
begin
clrscr;
readln(x,y,z);
writeln((x+y)*z);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
int main()
{
long long n,dem=0,s=0;
cin >> n;
for (long long i=1;i<=n;i+=2){
dem++;
s+=i;
}
cout << "tu 0 den n co: " << dem << " so le" << endl;
cout << "tong cac so le do la: " << s;
return 0;
#include <bits/stdc++.h>
using namespace std;
int main()
{
long long n,dem=0,s=0;
cin >> n;
for (long long i=1;i<=n;i+=2){
dem++;
s+=i;
}
cout << "tu 0 den n co: " << dem << " so le" << endl;
cout << "tong cac so le do la: " << s;
return 0;
}
var i,n,d:integer;
s:longint;
begin
write('n = ');readln(n);
for i:=1 to n do
if i mod 2 <> 0 then
begin
d:=d+1;
s:=s+i;
end;
writeln('co ',d,' so le');
write('tong cac so le la ',s);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a,b,s,p;
int main()
{
cin>>a>>b;
s=a+b;
p=a*b;
cout<<"Tong la:"<<s<<endl;
cout<<"Tich la:"<<p;
return 0;
}
uses crt;
var i,n,t:integer;
begin
clrscr;
readln(n);
t:=0;
for i:=1 to n do if i mod 2=1 then t:=t+i;
writeln(t);
readln;
end.
program bai1;
uses crt;
var a,b,c,s: real;
begin
clrscr;
write('nhap so thu nhat ='); readln(a);
write('nhap so thu hai ='); readln(b);
write('nhap so thu ba ='); readln(c);
s:=a+b+c;
writeln('tong ba so a,b,c =',s:4:2);
readln;
end.
program bai1;
uses crt;
var n: integer;
begin
clrscr;
write('nhap so n ='); readln(n);
if n mod 2 = 0 then
writeln('la so chan ') else
writeln('la so le ');
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a,b;
int main()
{
cin>>a>>b;
cout<<a+b<<endl;
cout<<a-b<<endl;
cout<<a*b<<endl;
cout<<fixed<<setprecision(1)<<(a*1.0)/(b*1.0);
return 0;
}