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cau 1:
uses crt;
var a:array[1..100] of integer;
n,i,min: integer;
begin
readln(n);
for i:=1 to n do
readln(a[i]);
min:=a[1];
for i:=2 to n do
if min>a[i] then min=a[i];
writeln(a[i]);
readln;
end.
cau 2:
uses crt;
g:text;
s:string;
const fo='CHUSO.TXT';
begin
assign(g,fo);
rewrite(g);
readln(s);
for i:=1 to length(s) do
if not((s[i] in ['a'..'z'])and(s[i] in ['A'..'Z])) then delete(s,i,1);
writeln(g,s);
end.
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
if a[i] mod 2<>0 then t:=t+a[i];
writeln(t);
readln;
end.
3:
const fi='dl.txt';
fo='kq.txt';
var f1,f2:text;
a:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,a);
writeln(f2,a);
close(f1);
close(f2);
end.
Bài 3:
uses crt;
const fi='teptong.txt';
var a,b:integer;
f1:text;
begin
clrscr;
assign(f1,fi); rewrite(f1);
readln(a,b);
writeln(a+b);
writeln(f1,a+b);
close(f1);
readln;
end.
Câu 1:
var a:array[1..100]of integer;
Câu 2:
uses crt;
var a:array[1..10]of integer;
i:integer;
begin
clrscr;
for i:=1 to 10 do
begin
write('A[',i,']='); readln(a[i]);
end;
for i:=1 to 10 do
write(a[i]:4);
readln;
end.
Câu 3:
uses crt;
var a:array[1..15]of integer;
i,n,t:integer;
begin
clrscr;
repeat
write('Nhap n='); readln(n);
until (0<n) and (n<=15);
for i:=1 to n do
begin
repeat
write('A[',i,']='); readln(a[i]);
until a[i]<=100;
end;
writeln('Mang da nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
if a[i] mod 3=0 then t:=t+a[i];
writeln('Tong cac phan tu chia het cho 3 la: ',t);
writeln('Cac so chan o vi tri le trong day la: ');
for i:=1 to n do
if (a[i] mod 2=0) and (i mod 2=1) then write(a[i]:4);
readln;
end.
1:
uses crt;
const fi='ketqua.txt';
var f1:text;
st:string;
i,d:integer;
begin
clrscr;
assign(f1,fi); rewrite(f1);
write('Nhap xau:'); readln(st);
d:=length(st);
for i:=1 to d do
if st[i]=#32 then delete(st,i,1);
writeln(f1,st);
close(f1);
end.
2:
uses crt;
var a,b,c,d:integer;
{----------chuong-trinh-con-----------------------}
function min(x,y:integer):integer;
begin
if x<y then min:=x
else min:=y;
end;
{---------------chuong-trinh-chinh--------------------}
begin
clrscr;
write('a='); readln(a);
write('b='); readln(b);
write('c='); readln(c);
write('d='); readln(d);
writeln(min(a,min(b,min(c,d))));
readln;
end.
Câu 2:
Program HOC24;
var i,n,m: integer;
tb,tb1: longint;
a,b: array[1..32000] of integer;
begin
write('Nhap so N : '); readln(n);
tb:=0;
for i:=1 to n do
begin
write('Nhap so thu ',i,' : '); readln(a[i]);
tb:=tb+a[i];
end;
write('Nhap so M : '); readln(n);
tb1:=0;
for i:=1 to m do
begin
write('Nhap so thu ',i,' : '); readln(b[i]);
tb1:=tb1+b[i];
end;
if (tb/n)>(tb1/m) then write('Trung binh cong cua N so lon hon M so')
else write('Trung binh cong cua M so lon hon N so')
else (tb/n)=(tb1/m) then write('Trung binh cong cua M so bang hon N so');
readln
end.
Câu 1:
Program HOC24;
var s,st: string;
n,i,j: integer;
a: array[1..32000] of string;
function chuyen(x: string): string;
begin
x[1]:=upcase(x[1]);
chuyen:=x;
end;
begin
write('Nhap xau : '); readln(s);
while s[1]=#32 do delete(s,1,1);
while s[length(s)]=#32 do delete(s,length(s),1);
while pos(#32#32,s)<>0 do delete(s,pos(#32#32,s),1);
writeln('Xau sau khi xoa dau cach : ',s);
st:=s;
s:=s+' ';
while length(s)<>0 do
begin
st:=copy(s,1,pos(' ',s)-1);
n:=n+1;
a[n]:=st;
delete(s,1,pos(' ',s));
end;
write('Cac ki tu in hoa dau tien cua moi tu : ');
for i:=1 to n do write(chuyen(a[i]),' ');
writeln;
writeln('Vi tri cuoi cung cua ki tu cuoi cung so : ',length(st));
write('Sau khi xoa tu cuoi cung : ');
for i:=1 to n-1 do write(chuyen(a[i]),' ');
readln
end.