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uses crt;
var a:array[1..100]of real;
i,n:integer;
t:real;
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('Tong cua day la: ',t:4:2);
writeln('Trung binh cong cua day la: ',t/n:4:2);
readln;
end.
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Var a:array:[1..1000] of integer;
i,n,max,t,d:integer;
s:longint;
tb:real;
Begin
Write('n = ');readln(n);
For i:=1 to n do
Begin
Write('Nhap diem thu ',i,' = ');readln(a[i]);
s:=s+a[i];
End;
tb:=s/n;
Write('Cac so vua nhap la: ');
For i:=1 to n do
Write(a[i]:8);
writeln;
writeln('Trung binh cong cua day la ',tb:10:2);
Write('Cac so la boi cua 3 la ');
For i:=1 to n do
if a[i] mod 3 = 0 then write(a[i]:8);
writeln;
write('Cac so le la boi cua 5 la ');
for i:=1 to n do
if (a[i] mod 2 <> 0) and (a[i] mod 5 = 0) then
write(a[i]:8);
Writeln;
max:=a[1];
for i:=1 to n do
if a[i] > max then
begin
max:=a[i];
d:=i;
End;
Writeln('So lon nhat la ',max);
t:=a[1];
a[1]:=max;
a[d]:=t;
Write('Day sau khi dem so lon nhat ra truoc ');
For i:=1 to n do
write(a[i]:8)
writeln;
tb:=(a[8] + a[10])/2);
Write(Trung binh cong cua so thu 8 va thu 10 la ',tb:10:2);
Readln
End.
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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.
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uses crt;
var a,b,c:real;
begin
clrscr;
readln(a,b,c);
writeln((a+b+c)/3);
readln;
end.
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bạn phải cho biết bao nhiêu điểm HS 1, bao nhiêu điểm HS 2, bao nhiêu điểm HS 3 thì mới làm được chứ
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Program Trungbinhcong;
Uses crt;
Var a,b,c,d,tb: integer;
Begin
Clrscr;
Write('Nhap so thu nhat:'); Readln(a);
Write('Nhap so thu hai:'); Readln(b);
Write('Nhap so thu ba:'); Readln(c);
Write('Nhap so thu tu:'); Readln(d);
tb:=(a+b+c+d)/4;
Writeln('Trung binh cong cua 4 so la:',tb:4:2);
Readln
End.
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uses crt;
var a:array[1..100]of integer;
i,n,max,t:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
max:=a[1];
for i:=1 to n do
if max<a[i] then max:=a[i];
t:=0;
for i:=1 to n do t:=t+a[i];
writeln(max);
writeln(t/n:4:2);
readln;
end.
uses crt;
var c,d,e:real;
begin
clrscr;
readln(c,d,e);
writeln((c+d+e)/3:4:2);
readln;
end.
Var a,b,c,tb:real;
Begin
Write('Nhap a = ');readln(a);
Write('Nhap b = ');readln(b);
Write('Nhap c = ');readln(c);
tb:=(a+b+c)/3;
Write('Trung binh cong la ',tb:10:2);
Readln;
End.