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uses crt;
var a:array[1..100]of integer;
i,n,k,h,dem,t,dem1,dem2,t1,t2:integer;
begin
clrscr;
for i:=1 to 100 do
begin
write('A[',i,']='); readln(a[i]);
end;
n:=100;
write('Nhap k='); readln(k);
for i:=1 to n do
if a[i]=k then write(i:4);
writeln;
write('Nhap h='); readln(h);
dem:=0;
for i:=1 to n do
if a[i]=h then inc(dem);
writeln(h,' xuat hien ',dem,' lan trong mang');
t:=0;
for i:=1 to n do
t:=t+a[i];
writeln('Tong cac phan tu cua day la: ',t);
dem1:=0;
t1:=0;
dem2:=0;
t2:=0;
for i:=1 to n do
begin
if a[i]>0 then
begin
inc(dem1);
t1:=t1+a[i];
end;
if a[i]<0 then
begin
inc(dem2);
t2:=t2+a[i];
end;
end;
writeln('Co ',dem1,' so duong');
writeln('Tong cac so duong la: ',t1);
writeln('Co ',dem2,' so am');
writeln('Tong cac so am la: ',t2);
readln;
end.
Var a:array[1..30] of integer;
i,n,d,max:integer;
Begin
Write('Nhap so luong phan tu cua mang ');readln(n);
For i:=1 to n do
Begin
Write('Nhap phan tu thu ',i,' = ');readln(a[i]);
End;
max:=a[1];
For i:=2 to n do
Begin
If a[i] > max then
Begin
max:=a[i];
d:=i;
End;
End;
Write('Phan tu lon nhat la ',max,' o vi tri ',d);
Readln;
End.
Var a:array[1..30] of integer;
i,n,d,max:integer;
Begin
Write('Nhap so luong phan tu cua mang ');readln(n);
For i:=1 to n do
Begin
Write('Nhap phan tu thu ',i,' = ');readln(a[i]);
End;
max:=a[1];
For i:=2 to n do
Begin
If a[i] > max then
Begin
max:=a[i];
d:=i;
End;
End;
Write('Phan tu lon nhat la ',max,' o vi tri ',d);
Readln;
End.
Program HOC24;
var d,i,n: integer;
a: array[1..32000] of integer;
begin
write('Nhap N: '); readln(n);
for i:=1 to n do
begin
write('a[',i,']='); readln(a[i]);
end;
write('Cac phan tu cua mang vua nhap la: ');
for i:=1 to n do write(a[i],' ');
writeln;
d:=0;
for i:=1 to n do if 10 mod a[i]=0 then d:=d+1;
writeln('Co ',d,' phan tu co gia tri la uoc cua 10');
write('Cac phan tu o vi tri chan la: ');
for i:=1 to n do if i mod 2=0 then write(a[i],' ');
writeln;
write('Cac phan tu o vi tri le la: ');
for i:=1 to n do if i mod 2=1 then write(a[i],' ');
readln
end.
Câu 1:
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
t:=t+a[i];
writeln(t);
readln;
end.
Câu 2:
uses crt;
var a:array[1..100]of integer;
i,n,x,dem,kt:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Nhap x='); readln(x);
kt:=0;
dem:=0;
for i:=1 to n do
if a[i]=x then
begin
kt:=1;
write(i:4);
inc(dem);
end;
if kt=0 then writeln('Khong co ',x,' trong day');
writeln(x,' xuat hien ',dem,' lan trong day');
readln;
end.
uses crt;
var a:array[1..50]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;
for i:=1 to n do
if a[i] mod 2<>0 then write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
if (100<a[i]) and (a[i]<15000) then t:=t+a[i];
writeln(t);
readln;
end.
var a:array[1..1000] of integer;
i,n,d:integer;
s:longint;
tbc:real;
begin
write('n = ');readln(n);
For i:=1 to n do
begin
write('Nhap so thu ',i,' = ');readln(a[i]);
s:=s+a[i];
if a[i] mod 2 = 0 then d:=d+1;
end;
tbc:=s/n;
writel('Co ',d,' so chan');
write('Trung binh cong cua day so la ',tbc:10:2);
readln
end.
1:
uses crt;
var a:array[1..30]of integer;
i,n,dem:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
dem:=0;
for i:=1 to n do
if a[i] mod 3=0 then inc(dem);
writeln(dem);
readln;
end.
2:
uses crt;
var a:array[1..30]of integer;
i,n,x,dem:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Nhap x='); readln(x);
dem:=0;
for i:=1 to n do
if a[i]=x then inc(dem);
writeln('So phan tu bang ',x,' la: ',dem);
for i:=1 to n do
if a[i]=x then write(i:4);
readln;
end.