uses crt;

var a:array[1..100]of real;

i,n:integer;

ln:real;

begin

clrscr;

readln(n);

for i:=1 to n do readln(a[i]);

ln:=0;

for i:=1 to n do if ln<a[i] then ln:=a[i];

writeln(ln:4:2);

readln;

end.

uses crt;

var a,b,c,tb:array[1..100]of real;

i,n:integer;

begin

clrscr;

n:=5;

for i:=1 to n do 

  begin

   readln(a[i],b[i],c[i]);

end;

for i:=1 to n do 

  tb[i]:=(a[i]+b[i]+c[i])/3;

for i:=1 to n do 

  writeln('Diem trung binh cua ban thu ',i,' la: ',tb[i]:4:2);

readln;

end.

XEM HÌNH

#include <bits/stdc++.h>

using namespace std;

double a,b,c,tb;

int main()

{

cin>>a>>b>>c;

tb=(a+b+c)/3;

cout<<fixed<<setprecision(1)<<tb<<endl;

if (tb>=8) cout<<"Gioi";

else if ((6.5<=tb) and (tb<8)) cout<<"Kha";

else if ((5<=tb) and (tb<=6.5)) cout<<"Trung Binh";

else cout<<"Chua dat";

return 0;

}

var t,dt,a,tb: real;

begin

write('Nhap diem mon Toan: '); readln(t);

write('nhap diem mon Tin: '); readln(dt);

write('Nhap diem mon Anh: '); readln(a);

if (a<=0) or (a>=10) or (t<=0) or (t>=10) or (dt<=0) or (dt>=10) then

repeat

writeln('Khong hop le, nhap lai: ');

write('Nhap diem mon Toan: '); readln(t);

write('nhap diem mon Tin: '); readln(dt);

write('Nhap diem mon Anh: '); readln(a);

until (a>=0) and (a<=10) and (t>=0) and (t<=10) and (dt>=0) and (dt<=10);

tb:=(t+dt+a)/3;

writeln('Diem trung binh: ',tb:2:1);

if (dt>=6.5) and (t>=6.5) and (a>=6.5) and (tb>=8) then writeln('Gioi') else

if (dt>=5) and (t>=5) and (a>=5) and (tb>=6.5) then writeln('Kha') else writeln('Trung binh');

end.

uses crt;

var toan,tin,anh,tb:real;

kt:integer;

begin

clrscr;

repeat

write('Nhap diem Toan:'); readln(toan);

write('Nhap diem Tin:'); readln(tin);

write('Nhap diem Anh:'); readln(anh);

until (0<=toan) and (toan<=10) and (0<=tin) and (tin<=10) and (0<=anh) and (anh<=10);

tb:=(toan+tin+anh)/3;

writeln('Diem trung binh cua 3 mon la: ',tb:4:2);

kt:=0;

if (tb>=8) and (toan>=6.5) and (tin>=6.5) and (anh>=6.5) then kt:=1;

if (6.5<=tb) and (tb<8) and (5<=toan) and (toan<6.5) and (5<=tin) and (tin<6.5) and (5<=anh) and (anh<6.5) then kt:=2;

if kt=0 then writeln('Hoc sinh trung binh');

if kt=1 then writeln('Hoc sinh gioi');

if kt=2 then writeln('Hoc sinh kha');

readln;

end.

Đây là code Pascal để nhập và in điểm kiểm tra học kì môn tin cho N của từng học sinh:

program DiemKT;

var
N, i: integer;
diem: array1..100 of integer;

begin
write('Nhap so hoc sinh: ');
readln(N);

for i := 1 to N do
begin
write('Nhap diem kiem tra hoc ki cua hoc sinh thu ', i, ': ');
readln(diemi);
end;

writeln('Diem kiem tra hoc ki cua ', N, ' hoc sinh la:');

for i := 1 to N do
writeln('Hoc sinh thu ', i, ': ', diemi);

end.

refer

uses crt;
var i,n:longint;
a:array[1..100] of real;
s1,s,max,min:real;
begin
clrscr;
write('Nhap n: '); readln(n);
for i:=1 to n do
begin
write('Diem trung binh mon tin hoc cua ban thu ',i,' la: ');readln(a[i]);
end;
min:=a[1];max:=a[1];
for i:=2 to n do begin
if a[i]>max then max:=a[i];
if a[i]<min then min:=a[i]; end;
for i:=1 to n do
s:=s+a[i];
s1:=s/n;
writeln('So diem cao nhat la: ',max);
writeln('So diem thap nhat la: ',min);
write('Diem TB cua ca lop la: ',s1:0:1);
readln