The first int function cannot return characters.

If the second return is a string, it is not a single quotation mark but a double quotation mark.

Printf ("%s ") is used in the third input string instead of% c//////////////.

34

True press any key to continue.

# include & ltstdio.h & gt

char * is perfect(int n)；

int main()

{

int n；

scanf("%d "，& ampn)；

printf("%s "，is perfect(n))；

}

char* IsPerfect(int n)

{

int i，sum

sum = 0；

for(I = 1； I & ltn；; i++)

{

If (n%i==0)

{

sum = sum+I；

}

}

if(sum==n)

{

Return "true";

}

other

{

Return "false";

}

}