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Java_Programs/SplitAndCheckPrime.java at main · prittoruban/Java_Programs · GitHub
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SplitAndCheckPrime.java
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SplitAndCheckPrime.java
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import
java
.
util
.*;
public
class
SplitAndCheckPrime
{
public
static
void
main
(
String
[]
args
) {
try
(
Scanner
sc
=
new
Scanner
(
System
.
in
)) {
String
n
=
sc
.
next
();
for
(
int
i
=
1
;
i
<
n
.
length
();
i
++) {
int
a
=
Integer
.
parseInt
(
n
.
substring
(
0
,
i
));
int
b
=
Integer
.
parseInt
(
n
.
substring
(
i
));
if
(
isPrime
(
a
) &&
isPrime
(
b
)) {
System
.
out
.
println
(
a
+
" "
+
b
);
return
;
}
}
}
catch
(
NumberFormatException
e
) {
System
.
out
.
println
(
"Invalid input"
);
}
System
.
out
.
println
(-
1
);
}
private
static
boolean
isPrime
(
int
n
) {
if
(
n
<=
1
) {
return
false
;
}
for
(
int
i
=
2
;
i
*
i
<=
n
;
i
++) {
if
(
n
%
i
==
0
) {
return
false
;
}
}
return
true
;
}
}
/**
* Example Input/Output 1: Input: 133 Output: 13 3
*/
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