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Twin Prime Numbers Within A Range In C#
WhatsApp
Soumalya Das
Aug 27
2016
4.5
k
0
1
namespace
Consolepractice {
class
Program {
public
static
void
Main(
string
[] args) {
Program pg =
new
Program();
for
(
int
i = 2; i <= 200; i++) {
if
(pg.checkprime(i) ==
true
&& pg.checkprime(i + 2) ==
true
) {
Console.WriteLine(i +
","
+ (i + 2));
}
}
Console.ReadKey();
}
public
bool
checkprime(
int
n) {
int
flag = 0;
for
(
int
i = 2; i <= n / 2; i++) {
if
(n % i == 0) {
flag = 1;
break
;
}
}
if
(flag == 0) {
return
true
;
}
else
{
return
false
;
}
}
}
}
Twin Prime Numbers
C#
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Twin Prime Numbers Within A Range In C#