C語言作業```求大神幫忙```完美運行加滿分```今晚之前```T T``跪謝````

郵件已發送，滿意請采納哈。謝謝了

源代碼

#include?<stdio.h>

int?isPrime(int?n)

{

int?i;

if(n==0||n==1)

return?0;

for(i=2;i*i<=n;i++)

if(!(n%i))

return?0;

return?1;

}

void?even(int?n)

{

int?i;

if(n==2)

{

printf("2?can?not?be?decomposed");

return;

}

for(i=2;i<=n/2;i++)

if(isPrime(i)&&isPrime(n-i))

printf("%d?=?%d?+?%d\n",n,i,n-i);

}

void?odd(int?n)

{

if(isPrime(n))

{

printf("%d?is?a?prime?number\n",n);

if(isPrime(n-2))

printf("twin?prime?left:?%d\n",n-2);

if(isPrime(n+2))

printf("twin?prime?right:?%d\n",n+2);

}

else

printf("%d?is?not?a?prime?number\n",n);

}

int?main()

{

void(*p)(int);

int?number;

scanf("%d",&number);

p=number&1?odd:even;

(*p)(number);

return?0;

}