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program TinhTongVaUocSo;
var
a, b, tong, i: integer;
laSoNguyenTo: boolean;
begin
write('Nhap a: ');
readln(a);
write('Nhap b: ');
readln(b);
tong := a + b;
writeln('Tong cua a va b la: ', tong);
writeln('Uoc so cua tong la:');
for i := 1 to tong do
begin
if tong mod i = 0 then
writeln(i);
end;
laSoNguyenTo := true;
if tong < 2 then
laSoNguyenTo := false
else
for i := 2 to trunc(sqrt(tong)) do
if tong mod i = 0 then
begin
laSoNguyenTo := false;
break;
end;
if laSoNguyenTo then
writeln('Tong a va b la so nguyen to')
else
writeln('Tong a va b khong phai la so nguyen to');
readln;
end.
program TinhTongVaUoc;
var
a, b, sum, i: integer;
uoc: boolean;
begin
write('Nhap so a: ');
readln(a);
write('Nhap so b: ');
readln(b);
// Tinh tong a+b
sum := a + b;
writeln('Tong cua a va b la: ', sum);
// In ra cac uoc cua tong
write('Cac uoc cua tong a+b la: ');
for i := 1 to sum do
begin
if sum mod i = 0 then
write(i, ' ');
end;
writeln;
// Kiem tra xem tong a+b co phai la so hoan hao hay khong
uoc := false;
for i := 1 to sum - 1 do
begin
if sum mod i = 0 then
uoc := true;
end;
if uoc and (sum = 2 * sum div 2) then
writeln('Tong a+b la so hoan hao')
else
writeln('Tong a+b khong phai la so hoan hao');
end.
var i,n,s,du,dem:integer;
Begin
While n<=0 do
Begin
Write('N = ');readln(n);
End;
For i:=1 to n do
If n mod i = 0 then
Begin
Write(i:7);
du:=du+1;
s:=s+i;
End;
Writeln('So uoc cua ',n,' la ',du);
Writeln('Tong cac uoc cua ',n,' la ',s);
For i:=1 to s do
If s mod i = 0 then dem:=dem+1;
If dem=2 then write(s,' la so nguyen to')
Else write(s,' khong la so nguyen to');
Readln;
End.
uses crt;
var a:array[1..100]of integer;
i,n,t,t1,t2,t3,min,max:integer;
kt:boolean;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Day so ban vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
t:=t+a[i];
kt:=true;
for i:=2 to trunc(sqrt(t)) do
if t mod i=0 then
begin
kt:=false;
break;
end;
writeln('Tong cua day so la: ',t);
if (kt=true) and (t>1) then writeln(t,' la so nguyen to')
else writeln(t,' khong la so nguyen to');
writeln('Cac so o vi tri le cua day so la: ');
t1:=0;
for i:=1 to n do
if i mod 2=1 then
begin
write(a[i]:4);
t1:=t1+a[i];
end;
writeln;
writeln('Tong cac so o vi tri le cua day so la: ',t1);
if trunc(sqrt(t1))=sqrt(t1) then writeln(t1,' la so chinh phuong')
else writeln(t1,' khong la so chinh phuong');
writeln('Cac so o vi tri chan cua day so la: ');
t2:=0;
for i:=1 to n do
if i mod 2=0 then
begin
write(a[i]:4);
t2:=t2+a[i];
end;
writeln;
writeln('Tong cac so o vi tri chan cua day so la: ',t2);
t3:=0;
for i:=1 to t2 do
if t2 mod i=0 then t3:=t3+i;
if t3=t2 then writeln(t2,' la so hoan hao')
else writeln(t2,' khong la so hoan hao');
max:=a[1];
min:=a[1];
for i:=1 to n do
begin
if max<a[i] then max:=a[i];
if min>a[i] then min:=a[i];
end;
writeln('So lon nhat cua day la: ',max);
writeln('So nho nhat cua day la: ',min);
writeln('Tong cua so lon nhat va so nho nhat la: ',max+min);
readln;
end.
uses crt;
var a:array[1..100]of integer;
n,i,t,kt,j,t1,t2,t3,max,min:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Day so ban vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
t:=t+a[i];
writeln('Tong cua day so vua nhap la: ',t);
kt:=0;
for i:=2 to trunc(sqrt(t)) do
if t mod i=0 then
begin
kt:=1;
break;
end;
if (kt=0) and (t>1) then writeln(t,' la so nguyen to');
else writeln(t,' khong la so nguyen to');
t1:=0;
writeln('Cac so o vi tri le cua day la: ');
for i:=1 to n do
if i mod 2=1 then
begin
write(a[i]:4);
t1:=t1+a[i];
end;
writeln;
writeln('Tong cac so o vi tri le la: ',t1);
if trunc(sqrt(t1))=sqrt(t1) then writeln(t1,' la so chinh phuong')
else writeln(t1,' khong la so chinh phuong');
t2:=0;
writeln('Cac so o vi tri chan la: ');
for i:=1 to n do
if i mod 2=0 then
begin
write(a[i]:4);
t2:=t2+a[i];
end;
writeln;
writeln('Tong cac so o vi tri chan la: ',t2);
t3:=0;
for i:=1 to t2 do
if t2 mod i=0 then t3:=t3+i;
if t3=t2 then writeln(t2,' la so hoan hao')
else writeln(t2,' khong la so hoan hao');
max:=a[1];
min:=a[1];
for i:=1 to n do
begin
if max<a[i] then max:=a[i];
if min>a[i] then min:=a[i];
end;
writeln('Gia tri lon nhat la: ',max);
writeln('Gia tri nho nhat la: ',min);
writeln('Tong cua hai so lon nhat va nho nhat la: ',max+min);
readln;
end.
var tam,a,b,i:integer;
begin
write('a = ');readln(a);
write('b = ');readln(b);
if a < b then
begin
tam:=a;
a:=b;
b:=tam;
end;
for i:=a to b do
if sqrt(i) = trunc(sqrt(i)) then write(i:10);
readln;
End.
uses crt;
var a:array[1..100]of integer;
i,n,t,kt,j:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Cac so vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
t:=t+a[i];
writeln('Tong cua day so la: ',t);
kt:=0;
for j:=2 to trunc(sqrt(t)) do
if t mod j=0 then
begin
kt:=1;
break;
end;
if kt=0 then writeln(t,' la so nguyen to')
else writeln(t,' khong la so nguyen to');
readln;
end.
Cậu ơi sai khúc write('A[',i,']='); readln(a[i]); rồi nó cứ bị sao sao á
uses crt;
var a:array[1..100]of integer;
i,n,t,kt:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
writeln('Cac so ban vua nhap la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
t:=t+a[i];
writeln('Tong cac so vua nhap la: ',t);
if t>=2 then
begin
kt:=0;
for i:=2 to trunc(sqrt(t)) do
if t mod i=0 then
begin
kt:=1;
break;
end;
if kt=0 then writeln(t,' la so nguyen to')
else writeln(t,' khong la so nguyen to');
end
else writeln(t,' khong la so nguyen to');
readln;
end.
program TinhTongVaUocCuaTong;
var a, b, tong, i: integer;
SoNguyenTo: boolean;
begin
writeln('Nhap vao hai so a va b (a > 0, b > 0): ');
write('a = ');
readln(a);
write('b = ');
readln(b);
tong := a + b;
writeln('Tong cua a + b = ', tong);
writeln('Uoc cua tong a + b: ');
for i := 1 to tong do
begin
if tong mod i = 0 then
writeln(i);
end;
SoNguyenTo := true;
if tong < 2 then
SoNguyenTo := false
else
for i := 2 to trunc(sqrt(tong)) do
begin
if tong mod i = 0 then
begin
SoNguyenTo := false;
break;
end;
end;
if SoNguyenTo then
writeln('Tong a + b la so nguyen to:')
else
writeln('Tong a + b khong phai la so nguyen to:');
end.