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20231104-KursPodstawowyALX
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Patryk Czarnik
20231104-KursPodstawowyALX
Commits
67861379
Commit
67861379
authored
Jan 06, 2024
by
Patryk Czarnik
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zbieranie danych - początek
parent
8ec4b48f
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P1_Tablica.java
src/main/java/p12_kolekcje/zbieranie_danych/P1_Tablica.java
+38
-0
P2_Lista.java
src/main/java/p12_kolekcje/zbieranie_danych/P2_Lista.java
+40
-0
No files found.
src/main/java/p12_kolekcje/zbieranie_danych/P1_Tablica.java
0 → 100644
View file @
67861379
package
p12_kolekcje
.
zbieranie_danych
;
import
java.util.Arrays
;
import
java.util.Scanner
;
public
class
P1_Tablica
{
public
static
void
main
(
String
[]
args
)
{
Scanner
scanner
=
new
Scanner
(
System
.
in
);
System
.
out
.
print
(
"Podaj rozmiar tablicy: "
);
int
size
=
scanner
.
nextInt
();
scanner
.
nextLine
();
String
[]
tablica
=
new
String
[
size
];
for
(
int
i
=
0
;
i
<
size
;
i
++)
{
System
.
out
.
print
(
"Podaj imię: "
);
tablica
[
i
]
=
scanner
.
nextLine
();
}
System
.
out
.
println
(
"Cała tablica: "
+
Arrays
.
toString
(
tablica
));
System
.
out
.
println
();
System
.
out
.
println
(
"Podawaj liczby - numery pozycji. Aby zakończyć, wpisz -1"
);
while
(
true
)
{
System
.
out
.
print
(
"nr: "
);
int
nr
=
scanner
.
nextInt
();
if
(
nr
==
-
1
)
break
;
try
{
System
.
out
.
printf
(
"Imię nr %d = %s\n"
,
nr
,
tablica
[
nr
]);
}
catch
(
IndexOutOfBoundsException
e
)
{
System
.
out
.
println
(
"błąd! "
+
e
);
}
}
System
.
out
.
println
(
"KONIEC"
);
}
}
src/main/java/p12_kolekcje/zbieranie_danych/P2_Lista.java
0 → 100644
View file @
67861379
package
p12_kolekcje
.
zbieranie_danych
;
import
java.util.ArrayList
;
import
java.util.List
;
import
java.util.Scanner
;
public
class
P2_Lista
{
public
static
void
main
(
String
[]
args
)
{
Scanner
scanner
=
new
Scanner
(
System
.
in
);
System
.
out
.
print
(
"Podaj rozmiar tablicy: "
);
int
size
=
scanner
.
nextInt
();
scanner
.
nextLine
();
List
<
String
>
lista
=
new
ArrayList
<
String
>(
size
);
for
(
int
i
=
0
;
i
<
size
;
i
++)
{
System
.
out
.
print
(
"Podaj imię: "
);
String
imie
=
scanner
.
nextLine
();
lista
.
add
(
imie
);
}
System
.
out
.
println
(
"Cała lista: "
+
lista
);
System
.
out
.
println
();
System
.
out
.
println
(
"Podawaj liczby - numery pozycji. Aby zakończyć, wpisz -1"
);
while
(
true
)
{
System
.
out
.
print
(
"nr: "
);
int
nr
=
scanner
.
nextInt
();
if
(
nr
==
-
1
)
break
;
try
{
System
.
out
.
printf
(
"Imię nr %d = %s\n"
,
nr
,
lista
.
get
(
nr
));
}
catch
(
IndexOutOfBoundsException
e
)
{
System
.
out
.
println
(
"błąd! "
+
e
);
}
}
System
.
out
.
println
(
"KONIEC"
);
}
}
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