/*
    integer-experiments.c
    From CS208 class, Friday, 29 Sep 2023
*/
#include <stdio.h>

int main() {
    // What bits are stored in positive and negative int variables?
    printf("==== Experiment 1: bits in ints ====\n");
    int x = 3;
    int y = -3;
    int z = x + y;

    printf("x = %d, y = %d, z = %d\n", x, y, z);
    printf("x = 0x%x, y = 0x%x, z = 0x%x\n", x, y, z);


    printf("\n==== Experiment 2: counting to infinity? ====\n");
    int k = 1;
    while (k > 0) {
        k = k + 1;
    }
    printf("We made it! k = %d = 0x%x\n", k, k);

    printf("\n==== Experiment 3: printing unsigned ints ====\n");
    printf("Note: there's something odd about this example; to be continued...\n");
    y = -1;
    printf("y = %d = 0x%x\n", y, y);

    unsigned int w = y;
    printf("w = %u = 0x%x\n", w, w);

    
    printf("\n==== Experiment 4: assigning a char to an int ====\n");
    char ch = 0xC3;
    int m = ch;
    printf("m = %d = 0x%x\n", m, m);

    printf("\n==== Experiment 5: 0x80000000 is weird ====\n");
    int q = 0x80000000;
    printf("q = %d; -q = %d\n", q, -q);

    return 0;
}