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uses crt;
var dem,n,m,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
write('Nhap m='); readln(m);
t:=m+n;
writeln('Trung binh cong cua chung la: ',t/2:4:2);
dem:=0;
if n mod m=0 then inc(dem);
if m mod n=0 then inc(dem);
writeln('Co ',dem,' so la boi so cua so kia');
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.
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.
#include <iostream>
using namespace std;
int main()
{
int a[100][100],i,j,m,n;
cout<<"Nhap so dong cua mang:"; cin>>n;
cout<<"Nhap so cot cua mang:"; cin>>m;
for (i=1; i<=n; i++)
for (j=1; j<=m; j++)
{
cout<<"A["<<i<<","<<j<<"]="; cin>>a[i][j];
}
for (i=1; i<=n; i++)
{
for (j=1; j<=m; j++)
cout<<a[i][j]<<" ";
cout<<endl;
}
return 0;
}
Câu 1:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
writeln((a+b)/2:4:2);
readln;
end.
uses crt;
var a:array[1..10]of integer;
i,t:integer;
begin
for i:=1 to 10 do
begin
write('A[',i,']='); readln(a[i]);
end;
t:=0;
for i:=1 to 10 do
t:=t+a[i];
writeln('Tong cua day la: ',t);
writeln('Trung binh cong cua day la: ',t/n:4:2);
readln;
end.
2:
#include <bits/stdc++.h>
using namespace std;
double a,b,c,p,s;
int main()
{
cin>>a>>b>>c;
p=(a+b+c)/2;
s=sqrt(p*(p-a)*(p-b)*(p-c));
cout<<fixed<<setprecision(2)<<s;
return 0;
}
uses crt;
var dem,n,m,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
write('Nhap m='); readln(m);
t:=m+n;
writeln('Trung binh cong cua chung la: ',t/2:4:2);
dem:=0;
if n mod m=0 then inc(dem);
if m mod n=0 then inc(dem);
writeln('Co ',dem,' so la boi so cua so kia');
readln;
end.