#include <stdio.h>
int main(){
char arr[][4] = { "abcd", "efgh", "ijkl" };
int rows = sizeof(arr)/sizeof(arr[0]);
for (size_t i = 0; i < rows; i++) {
for (size_t j = 0; j < 4; j++) {
printf("%c ", arr[i][j]);
}
printf("\n");
}
return 0;
}
/*
run:
a b c d
e f g h
i j k l
*/