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public c v1 · immutablevoid foo(char *cp) { strcpy(cp, "whee");}int main () { char c[4]; printf("Before: %s\n", c); foo(c); printf("After: %s\n", c); return 0;}void foo(char *cp) { strcpy(cp, "whee");}int main () { char c[4]; printf("Before: %s\n", c); foo(c); printf("After: %s\n", c); return 0;}