C Loops Test – 1

1. What will be the output of the following C code?

    #include <stdio.h>
    int main()
    {
        int i = 0;
        for (i++; i == 1; i = 2)
            printf("In for loop ");
            printf("After loop\n");
    } 

2. What will be the output of the following C code?

    #include <stdio.h>
    int main()
    {
        int i = 0;
        for (; ; ;)
            printf("In for loop\n");
            printf("After loop\n");
    } 

3. What will be the output of the following C code?

    #include <stdio.h>
    void main()
    {
        int k;
        for (k = -3; k < -5; k++)
            printf("Hello");
    } 

4. What will be the output of the following C code?

    #include <stdio.h>
    int main()
    {
        for (int i = 0;i < 1; i++)
            printf("In for loop\n");
    } 

5. What will be the output of the following C code?

    #include <stdio.h>
    void main()
    {
        double k = 0;
        for (k = 0.0; k < 3.0; k++);
            printf("%lf", k);
    } 

6. What will be the output of the following C code?

    #include <stdio.h>
    int main()
    {
        int i = 0;
        for (foo(); i == 1; i = 2)
            printf("In for loop\n");
            printf("After loop\n");
    }
    int foo()
    {
        return 1;
    } 

7. What will be the output of the following C code?

    #include <stdio.h>
    int main()
    {
        int *p = NULL;
        for (foo(); p; p = 0)
            printf("In for loop\n");
            printf("After loop\n");
    }