#include <stdio.h>

int main() {
    int x = 10;
    printf("Initial x = %d\n", x);
    
    x += 5;
    printf("After x += 5: %d\n", x);
    
    x -= 3;
    printf("After x -= 3: %d\n", x);
    
    x *= 2;
    printf("After x *= 2: %d\n", x);
    
    x /= 4;
    printf("After x /= 4: %d\n", x);
    
    return 0;
}