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#include <stdio.h> #include <string.h> int main() { char names[][2][50] = { {"John", "Doe"}, {"", "Smith"}, {"Alice", "Brown"}, {"", "Johnson"}, {"Michael", "Clark"} }; int n = sizeof(names) / sizeof(names[0]); // Get the number of entries for (int i = 0; i < n; i++) { if (strlen(names[i][0]) > 0) { printf("%s\n", names[i][0]); // Print first name if it's not empty } else { printf("%s\n", names[i][1]); // Print last name if first name is empty } } return 0; }
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