helloworld3.c
public c v1 · immutable#include <stdio.h>int main(void) { int c = 10; printf("Hello World!\n"); c = c * 20; printf("c * 20 = %d\n", c); exit(0);}#include <stdio.h>int main(void) { int c = 10; printf("Hello World!\n"); c = c * 20; printf("c * 20 = %d\n", c); exit(0);}