every time I run this program it goes to infinit loop can you check why it can't take the input value and why it goes to infinity.

#include

#include

#include

void print_menu();

char enter_char();

int enter_oddnumber();

void print_figurePlus(char c, int n);

void print_figureX(char c, int n);

int main(void)

{

char choice=' ',C=' ';

int N=0;

//char choice;

while(choice!='Q'||choice!='q')

{

iiprint_menu(&choice);

switch(choice)

{

case 'c':

case 'C':

C=enter_char();

break;

case 'n':

case 'N':

N=enter_oddnumber();

break;

case '1':

print_figurePlus(N,C);

break;

case '2':

print_figureX(N,C);

break;

case 'q':

case 'Q':

printf("Goodbye! ");

break;

default:printf("Invalid choice! ");

}

}

//enter_oddnumber(i);

//printf(" Menu ",print_menu(c));

return 0;

}

void print_menu(char *choice)

{

printf(" Menu Choice ");

printf(" Enter/Change Character 'C' or 'c' ");

printf(" Enter/Change Number 'N'or 'n' ");

printf(" Print Plus (+) Figure or '1' ");

printf(" Print '*' Figure or '2' ");

printf(" Quite Program 'Q' or 'q' ");

scanf("%c",&choice);

}

//char choice;

//int N;

char enter_char()

{

char ch[100], c;

fgets(ch, sizeof(ch), stdin);

sscanf("%s %s", &c);

printf("%s %d ",ch);

return 0;

}

// char c;

/* char ch[10];

printf("Enter a character in fgets :");

scanf("%c",&ch);

printf("Enter in scanf:");

fgets(ch, 10, stdin);

*/

int enter_oddnumber()

{

// int i;

int i=0;

while(i>3||i>15||i%2==0)

{

int i;

printf("please enter an odd number between 3 and 15:");

scanf("%d",&i);

if(i>3||i<15||i%2==0)

{

printf("the number you entered is out of the range");

}

}

//i=enter_oddnumber();;

return i;

}

void print_figurePlus(char c, int n)

{

int i=0;

for(i=0;i

{

//int j;

int j=0;

for(j=0;j

{

if(i==n/2||j==n/2)

{

printf("%c",c);

}

else

{

printf("");

}

}

printf(" ");

}

}

void print_figureX(char c, int n)

{

int i=0;

for(i=0;i

{

int j=0;

for(j=0;j

{

if(i==j||(i+j)==(n-1))

{

printf("%c",c);

}

else

{

printf("");

}

}

printf(" ");

}

}