#include <stdio.h>

int main()
{
    char* name1;
    char* name2;

    name1 = "Franz";
    name2 = "Otto";

    printf("Vorher:n");
    printf("Name1: %snName2: %sn", name1, name2);

    *name1 = *name2;

    printf("Nachher:n");
    printf("Name1: %snName2: %sn", name1, name2);

    return 0;
}

FROM gcc:8
COPY ./src /usr/src/myapp
WORKDIR /usr/src/myapp
RUN gcc -o myapp main.c
CMD ["./myapp"]