一道留学作业题//C语言

//answer.c

#include <stdio.h>

#include <stdlib.h>

#define bool char

#define true 1

#define false 0

void isTrueOrFalse(bool res){
if(res)
puts("is True\n");

    else
puts("is False\n");

}

bool logicA(int x) //the function logic is equal to if x<0 then x is even

{
if(x<0 && (0 != (x%2)))
return false;

    else
return true;

}

bool logicB(int x) // x<0 and x is even

{
if(x<0 && (0 == (x%2)))
return true;

    else
return false;

}

bool ResultA(int *num, int len)

{
bool res = logicA(num[0]);
int i = 0;
for(;i<(len-1);i++)
{
res = res && logicA(num[i+1]);
}
return res;

}

bool ResultB(int *num, int len)

{
bool res = logicA(num[0]);
int i = 0;
for(;i<(len-1);i++)
{
res = res || logicA(num[i+1]);
}
return res;

}

bool ResultC(int *num, int len)

{
bool res = logicB(num[0]);
int i = 0;
for(;i<(len-1);i++)
{
res = res || logicB(num[i+1]);
}
return res;

}

bool ResultD(bool A, bool B, bool C)

{
if( (A && B && !C) ||
(A && !B && C) ||

        (!A && B && C) ||

        (A && B && C))
return true;// at least, x is turely satisfied with more than two form 
else
return false;

       

}

int main()

{
int num[10] = {3,5,-3,6,0,-5,1,7,-1,8},i = 0;

    int len = sizeof(num)/sizeof(int);

    #if 1

    //input

    for(;i<len;i++)

    {
scanf("%d",&num[i]);

    }

    #endif

    

    bool A = ResultA(num,len);

    bool B = ResultB(num,len);

    bool C = ResultC(num,len);

    bool D = ResultD(A,B,C);

    //show result

    printf("a) ");

    isTrueOrFalse(A);

    

    printf("b) ");   

    isTrueOrFalse(B);

    

    printf("c) ");

    isTrueOrFalse(C);

    

    printf("d) ");

    isTrueOrFalse(D);

    
system("pause");
return 0;

}