#include <stdio.h>

void mystrcat(int nchs, char *chs[]) {
	int k;
  
	for(k = 0; k < nchs; k++) {
		if(k) {
			printf(",");
		}
		printf("%s", chs[k]);
	}
	printf("\n");
}

int main() {
	char *chs1[] = {"—v‘f1", "—v‘f2", "—v‘f3"};
	char *chs2[] = {"elm1", "elm2", "elm3", "elm4"};
	
	mystrcat(3, chs1);
	mystrcat(4, chs2);
	return 0;
}