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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.
uses crt;
var a:array[1..100]of integer;
i,n,t,t1,t2,t3,min,max:integer;
kt:boolean;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Day so ban vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
t:=t+a[i];
kt:=true;
for i:=2 to trunc(sqrt(t)) do
if t mod i=0 then
begin
kt:=false;
break;
end;
writeln('Tong cua day so la: ',t);
if (kt=true) and (t>1) then writeln(t,' la so nguyen to')
else writeln(t,' khong la so nguyen to');
writeln('Cac so o vi tri le cua day so la: ');
t1:=0;
for i:=1 to n do
if i mod 2=1 then
begin
write(a[i]:4);
t1:=t1+a[i];
end;
writeln;
writeln('Tong cac so o vi tri le cua day so la: ',t1);
if trunc(sqrt(t1))=sqrt(t1) then writeln(t1,' la so chinh phuong')
else writeln(t1,' khong la so chinh phuong');
writeln('Cac so o vi tri chan cua day so la: ');
t2:=0;
for i:=1 to n do
if i mod 2=0 then
begin
write(a[i]:4);
t2:=t2+a[i];
end;
writeln;
writeln('Tong cac so o vi tri chan cua day so la: ',t2);
t3:=0;
for i:=1 to t2 do
if t2 mod i=0 then t3:=t3+i;
if t3=t2 then writeln(t2,' la so hoan hao')
else writeln(t2,' khong la so hoan hao');
max:=a[1];
min:=a[1];
for i:=1 to n do
begin
if max<a[i] then max:=a[i];
if min>a[i] then min:=a[i];
end;
writeln('So lon nhat cua day la: ',max);
writeln('So nho nhat cua day la: ',min);
writeln('Tong cua so lon nhat va so nho nhat la: ',max+min);
readln;
end.
uses crt;
var a:array[1..100]of integer;
n,i,t,kt,j,t1,t2,t3,max,min:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Day so ban vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
t:=t+a[i];
writeln('Tong cua day so vua nhap la: ',t);
kt:=0;
for i:=2 to trunc(sqrt(t)) do
if t mod i=0 then
begin
kt:=1;
break;
end;
if (kt=0) and (t>1) then writeln(t,' la so nguyen to');
else writeln(t,' khong la so nguyen to');
t1:=0;
writeln('Cac so o vi tri le cua day la: ');
for i:=1 to n do
if i mod 2=1 then
begin
write(a[i]:4);
t1:=t1+a[i];
end;
writeln;
writeln('Tong cac so o vi tri le la: ',t1);
if trunc(sqrt(t1))=sqrt(t1) then writeln(t1,' la so chinh phuong')
else writeln(t1,' khong la so chinh phuong');
t2:=0;
writeln('Cac so o vi tri chan la: ');
for i:=1 to n do
if i mod 2=0 then
begin
write(a[i]:4);
t2:=t2+a[i];
end;
writeln;
writeln('Tong cac so o vi tri chan la: ',t2);
t3:=0;
for i:=1 to t2 do
if t2 mod i=0 then t3:=t3+i;
if t3=t2 then writeln(t2,' la so hoan hao')
else writeln(t2,' khong la so hoan hao');
max:=a[1];
min:=a[1];
for i:=1 to n do
begin
if max<a[i] then max:=a[i];
if min>a[i] then min:=a[i];
end;
writeln('Gia tri lon nhat la: ',max);
writeln('Gia tri nho nhat la: ',min);
writeln('Tong cua hai so lon nhat va nho nhat la: ',max+min);
readln;
end.
uses crt;
var a:array[1..100]of integer;
i,n,max,dem: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;
max:=a[1];
for i:=1 to n do
if max<a[i] then max:=a[i];
writeln('So lon nhat la: ',max);
write('Vi tri cua so lon nhat la: ');
for i:=1 to n do
if max=a[i] then write(i:4);
writeln;
dem:=0;
for i:=1 to n do
if max=a[i] then inc(dem);
writeln('So luong phan tu lon nhat trong day la: ',dem);
readln;
end.
uses crt;
var a:array[1..100000000] of int64;
n,i,d,max:longint;
begin
clrscr;
repeat
write('Nhap so luong phan tu: '); readln(n);
if (n<=0) and (n>688886) then writeln('NHAP LAI!');
until (n>0) and (n<=688886);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': '); readln(a[i]);
end;
write('Day so vua nhap: ');
for i:=1 to n do write(a[i],' ');
max:=a[1];
for i:=1 to n do if a[i]>max then max:=a[i];
writeln;
writeln('So lon nhat: ',max);
write('Vi tri cua cac so lon nhat: ');
for i:=1 to n do if a[i]=max then begin write(i,' '); inc(d) end;
writeln;
writeln('So luong so lon nhat: ',d);
readln;
end.
c:
#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++)
if (a[i]%2==0) cout<<a[i]<<" ";
return 0;
}
d:
#include <bits/stdc++.h>
using namespace std;
long long a[1000],n,i,nn;
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]);
cout<<nn;
return 0;
}
program trungbinh;
uses crt;
var n,i: integer;
s:real;
A: array[1..1000] of integer;
begin
clrscr;
write('Nhap do dai day: '); readln(n);
writeln('Nhap gia tri cua day: ');
S:=0;
for i:=1 to n do
begin
write('A[',i,']= ');
readln(A[i]);
S:=S+A[i];
end;
S:=S/n;
write('Trung binh cua cac so cua day do la: ',S);
readln;
end.
Bài 2:
#include <bits/stdc++.h>
using namespace std;
long long x,y;
int main()
{
cin >>x>>y;
cout<<x<<" "<<y;
swap(x,y);
cout<<x<<" "<<y;
return 0;
}
1. Uses crt;
var n,i: integer;
begin clrscr;
readln(n);
for i:=1 to n do write(i:3);
readln;
end.
2. Uses crt;
var n,i: integer;
begin clrscr;
readln(n);
for i:=1 to n do if(i mod 2 = 0) then write(i:3);
readln;
end.
Bài 1:
uses crt;
var n,kt,d,i:longint;
st:string;
begin
clrscr;
write('nhap n='); readln(n);
str(n,st);
kt:=0;
d:=length(st);
for i:=1 to d do
if (st[i]<>'4') and (st[i]<>'7') then kt:=1;
if kt=0 then write(n,' la so may man')
else write(n,' khong la so may man');
readln;
end.
cảm ơn bạn nha TT
mà bạn ơi, bạn có thể chuyển đổi bài này qua kiểu kt là boolean đc ko
nếu muốn chuyển qua kiểu boolean thì bạn phải làm khác
Bài 2:
Program hotrotinhoc_hoc24;
var vt,max,i,n,d: integer;
a: array[1..50] of longint;
t: longint;
function nt(x: longint): boolean;
var j: longint;
begin
nt:=true;
if (x=2) or (x=3) then exit;
nt:=false;
if (x=1) or (x mod 2=0) or (x mod 3=0) then exit;
j:=5;
while (j<=trunc(sqrt(x))) do
begin
if (x mod j=0) or (x mod (j+2)=0) then exit;
j:=j+6;
end;
nt:=true;
end;
begin
write('Nhap so nguyen duong n: '); readln(n);
max:=0;
for i:=1 to n do
begin
write('a[',i,']='); readln(a[i]);
if nt(a[i]) and (a[i]>=max) then
begin
max:=a[i];
vt:=i;
end;
end;
if vt=0 then write('-1') else write('Vi tri so nguyen to lon nhat cuoi cung trong day la : ',vt);
readln
end.