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Câu 1:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
write(a+b);
readln;
end.
Câu 2:
uses crt;
var a,b,c:integer;
begin
clrscr;
readln(a,b,c);
writeln(a+b-c);
readln;
end.
Câu 3:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
writeln(a-b);
readln;
end.
Câu 4:
uses crt;
var x,y,z:integer;
begin
clrscr;
readln(x,y,z);
writeln((x+y)*z);
readln;
end.
uses crt;
var a,b,ucln,bcnn,i:integer;
begin
clrscr;
write('Nhap a='); readln(a);
write('Nhap b='); readln(b);
ucln:=1;
if a<b then begin
for i:=1 to a do
if (a mod i=0) and (b mod i=0) then begin
if ucln<i then ucln:=i;
end;
end else begin
for i:=1 to b do
if (a mod i=0) and (b mod i=0) then
begin
if ucln<i then ucln:=i;
end;
end;
bcnn:=a*b;
for i:=a*b-1 downto 1 do
if (i mod a=0) and (i mod b=0) then
begin
if bcnn>i then bcnn:=i;
end;
writeln('Uoc chung lon nhat la: ',ucln);
writeln('Boi chung nho nhat la: ',bcnn);
readln;
end.
a)
uses crt;
var a:array[1..100]of integer;
i,n,max:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
max:=a[1];
for i:=1 to n do
if max<a[i] then max:=a[i];
writeln(max);
readln;
end.
b)
uses crt;
var a:array[1..100]of integer;
i,n,min:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
min:=a[1];
for i:=1 to n do
if min>a[i] then min:=a[i];
writeln(min);
readln;
end.
uses crt;
var a,b:integer;
begin
clrscr;
write('Nhap a='); readln(a);
write('Nhap b='); readln(b);
if a>b then writeln(a)
else if a<b then writeln(b)
else writeln('Hai so bang nhau');
readln;
end.
program tim_chu_so;
uses crt;
var i,n,csln:longint;
k:integer;
a:array[1..1000]of longint;
st:string;
begin
clrscr;
write('nhap so n:');readln(n);
str(n,st);
val(st,a[i]);
csln:=a[1];
for i:=1 to length(st) do
if csln<a[i] then csln:=a[i];
writeln('chu so lon nhat cua so ',n,' la:',csln);
readln;
end.
Câu 1:
uses crt;
var n,i,d,x,y,max:integer;
st:string;
begin
clrscr;
write('Nhap n='); readln(n);
str(n,st);
d:=length(st);
max:=0;
for i:=1 to d do
begin
val(st[i],x,y);
if max<x then max:=x;
end;
writeln('Chu so lon nhat la: ',max);
readln;
end.
Used crt;
Var a,b;
Begin
Clrscr;
Writeln(‘Nhap a:’);Readln(a);
Write(‘Nhap b:’);Readln(b);
Clrscr;
Writeln(‘Tong la:’,a+b);
If m>n then writeln(‘Hieu la:’,a-b) else writeln(‘Hieu la:’,b-a);
Writeln(‘Tich la:’,a*b);
If n<>0 then write(‘Thuong la:’,a:b) else if m<>0 then write(‘Thuong la:’,b:a) else write(‘ Ko tinh dc’);
Readln;
End.
Học rnha
program Add;
uses crt;
var a,b: real;
begin
write('Nhập a: ');
readln(a);
write('Nhập b: ');
readln(b);
writeln(a+b:0:0);
end.