viết chương trình tính tổng các số lẻ của một dãy số
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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;
t:=0;
for i:=1 to n do
if a[i] mod 2<>0 then t:=t+a[i];
writeln(t);
readln;
end.
program TongSoLeTrongDay;
var
n, i, tong, dem: integer;
a: array[1..100] of integer;
begin
tong := 0;
dem := 0;
write('Nhap so phan tu cua day: ');
readln(n);
for i := 1 to n do
begin
write('Nhap phan tu thu ', i, ': ');
readln(a[i]);
tong := tong + a[i];
if a[i] mod 2 <> 0 then
begin
dem := dem + 1;
end;
end;
writeln('Tong cac phan tu trong day la: ', tong);
writeln('So phan tu le trong day la: ', dem);
readln;
end.
Bài 1:
uses crt;
var a:array[1..100]of integer;
i,n: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
if a[i] mod 2<>0 then write(a[i]:4);
readln;
end.
Bài 2:
uses crt;
var a:array[1..100]of integer;
i,n: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
if a[i] mod 2=0 then write(a[i]:4);
readln;
end.
Uses crt;
var i,n,k,u,f,y: longint;
a: array[1..100] of longint;
begin clrscr;
readln(n);
for i:=1 to n do read(a[i]); readln;
writeln(a[i]);
for i:=1 to n do if(a[i]<0) then k:=k+a[i];
for i:=1 to n do if(a[i]>0) then u:=u+a[i];
for i:=1 to n do if(a[i] mod 2<>0) then f:=f+a[i];
for i:=1 to n do if(a[i] mod 2=0) then y:=y+a[i];
writeln('Tong cac so am la: ',k);
writeln('Tong cac so khong am: ',u);
writeln('Tong cac so le la: ',f);
writeln('Tong cac so chan la: ',y);
readln;
end.
program TongChanLe;
var
n,i, chans, les: integer; a: array[1..100] of integer;
begin
chans := 0;
les := 0;
write('Nhap n: ');
readln(n);
for i:=1 to n do
begin
write('Nhap so thu ', i, ': ');
readln(a[i]);
if a[i] mod 2 = 0 then
chans := chans + a[i]
else
les := les + a[i];
end;
writeln('Tong cac so chan la: ', chans);
writeln('Tong cac so le la: ', les);
readln;
end.
program b1;
uses crt;
var i,n: integer; a:array[1..100] of integer; p:longint;
begin
clrscr;
write('Nhap vao mot day so nguyen:'); readln(n);
for i:=1 to n do
begin
write('a[',i,']='); readln(a[i]);
end;
p:=1;
for i:=1 to n do if a[i] mod 2<>0 then p:=p*a[i];
write('Tich cac so le=',p);
readln;
end.
Tham khảo!
program timtich;
uses crt;
var i,n:integer;
tich:longint;
a:array[1..100]of integer;
begin
clrscr;
write('nhap so n:');readln(n);
for i:=1 to n do
begin
write('nhap phan tu a[',i,']:');readln(a[i]);
end;
for i:=1 to n do
write(a[i]:4);
tich:=1;
writeln;
for i:=1 to n do
if a[i] mod 2=0 then tich:=tich*a[i];
writeln('tich ca phan tu chan cua mang la:',tich);
readln;
end.
program timtong;
uses crt;
var i,n:integer;
tong:longint;
a:array[1..100]of integer;
begin
clrscr;
write('nhap so n:');readln(n);
for i:=1 to n do
begin
write('nhap phan tu a[',i,']:');readln(a[i]);
end;
for i:=1 to n do
write(a[i]:4);
tong:=0;
writeln;
for i:=1 to n do
if a[i] mod 2=0 then tong:=tong+a[i];
writeln('tong cac phan tu chan cua mang la:',tong);
tong:=0;
writeln;
for i:=1 to n do
if a[i] mod 2=1 then tong:=tong+a[i];
writeln('tong cac phan tu le cua mang la:',tong);
readln;
end.
Bài 1:
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
if a[i] mod 2=0 then s:=s*a[i];
writeln(s);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a[1000],i,n,t;
int main()
{
cin>>n;
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 (a[i]%2==0) cout<<a[i]<<" ";
cout<<endl;
for (i=1; i<=n; i++)
if (a[i]%2!=0) cout<<a[i]<<" ";
return 0;
}
#include <bits/stdc++.h>
using namespace std;
long long a[1000],n,i,nn,t;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
nn=a[1];
for (i=1; i<=n; i++) nn=min(nn,a[i]);
t=0;
for (i=1; i<=n; i++) if (a[i]%2!=0) t+=a[i];
cout<<nn<<endl;
cout<<t;
return 0;
}
#include <bits/stdc++.h>
using namespace std;
long long a[1000],i,n,t;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
t=0;
for (i=1; i<=n; i++)
if (a[i]%2!=0) t+=a[i];
cout<<t;
return 0;
}