lets STUDY

program matrik;
uses wincrt;
type data = array[1..10,1..10] of real;
var matrikI,matrikII : data;
baris,kolom,pil : integer;
procedure isimatrik;
var i,j : integer;
begin
writeln('Penentuan ORDO MATRIK I');
write('Masukan banyak baris matrik I = ');readln(baris);
write('Masukan banyak kolom matrik I = ');readln(kolom);
for i:=1 to baris do
for j:=1 to kolom do
begin
gotoxy(j*10,i*5);
readln(matrikI[i,j]);
end;
clrscr;
writeln('Penentuan ORDO MATRIK II');
write('Masukan banyak baris matrik II = ');readln(baris);
write('Masukan banyak kolom matrik II = ');readln(kolom);
for i:=1 to baris do
for j:=1 to kolom do
begin
gotoxy(j*10,i*5);
readln(matrikII[i,j]);
end;
end;
procedure jumlahmatrik(m1,m2 : data);
var hasil : data;
i,j : integer;
begin
for i:=1 to baris do
for j:=1 to kolom do
begin
hasil[i,j]:=m1[i,j]+m2[i,j];
end;
clrscr;
writeln('Hasil Penjumlahan MATRIK');
for i:=1 to baris do
for j:=1 to kolom do
begin
gotoxy(j*10,i*5);
write(hasil[i,j]);
end;
end;
procedure kurangmatrik(m1,m2 : data);
var hasil : data;
i,j : integer;
begin
for i:=1 to baris do
for j:=1 to kolom do
begin
hasil[i,j]:=m1[i,j]-m2[i,j];
end;
clrscr;
writeln('Hasil Pengurangan MATRIK');
for i:=1 to baris do
for j:=1 to kolom do
begin
gotoxy(j*10,i*5);
write(hasil[i,j]);
end;
end;
procedure kalimatrik(m1,m2 : data);
var hasil : data;
i,j,z : integer;
begin
for i:=1 to baris do
for j:=1 to kolom do
begin
hasil[i,j]:=0;
for z:=1 to baris do
hasil[i,j]:=hasil[i,j]+matrikI[i,z]*matrikII[z,j];
end;
clrscr;
writeln('Hasil Perkalian MATRIK');
for i:=1 to baris do
for j:=1 to kolom do
begin
gotoxy(j*10,i*5);
write(hasil[i,j]);
end;
end;

begin
writeln(' M E N U');
writeln('(1) Penjumlahan Matrik');
writeln('(2) Pengurangan Matrik');
writeln('(3) Perkalian Matrik');
write('Pilihan = ');readln(pil);
clrscr;
case pil of
1 : begin
isimatrik;
jumlahmatrik(matrikI,matrikII);
end;
2 : begin
isimatrik;
kurangmatrik(matrikI,matrikII);
end;
3 : begin
isimatrik;
kalimatrik(matrikI,matrikII);
end;
end;
end.