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#include <bits/stdc++.h>
using namespace std;
long long a[10000],i,n;
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++) if (a[i]%2==0) t+=a[i];
cout<<"Tong cac so chan la: "<<t<<endl;
sort(a+1,a+n+1);
cout<<"Day so giam dan la: ";
for (i=n; i>=1; i--) cout<<a[i]<<" ";
return 0;
}
Bài 1:
uses crt;
var a:array[1..100]of integer;
i,n,kt,max,x,j,tam:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Mang ban vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
for i:=1 to n-1 do
for j:=i+1 to n do
if a[i]>a[j] then
begin
tam:=a[i];
a[i]:=a[j];
a[j]:=tam;
end;
writeln('Day tang dan la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
write('Nhap x='); readln(x);
max:=0;
kt:=0;
for i:=1 to n do
if (a[i] mod 2=0) and (a[i]<=x) then
begin
if max<a[i] then max:=a[i];
kt:=1;
end;
if kt=0 then writeln('Trong day khong co so le')
else writeln('So chan lon nhat khong vuot qua ',x,' la: ',max);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long n,i,a[1000];
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
sort(a+1,a+n+1);
for (i=n; i>=1; i--) cout<<a[i]<<" ";
return 0;
}
#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;
}
uses crt;
var a:array[1..100]of integer;
i,n,t,j,tam:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
for i:=1 to n do write(a[i]:5);
writeln;
writeln('Cac so duong la: ');
for i:=1 to n do if (a[i]>0) then write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
if a[i] mod 3=0 then t:=t+a[i];
writeln(t);
for i:=1 to n-1 do
for j:=i+1 to n do
if a[i]<a[j] then
begin
tam:=a[i];
a[i]:=a[j];
a[j]:=tam;
end;
for i:=1 to n do write(a[i]:4);
readln;
end.
uses crt;
var n,i,x,d,dem:longint;
s:real;
st:string;
begin
clrscr;
write('Nhap n='); readln(n);
s:=1;
for i:=1 to n do
s:=s*i;
str(s:0:0,st);
d:=length(st);
dem:=0;
for i:=d downto 1 do
if st[i]='0' then inc(dem);
writeln(dem);
readln;
end.