2025-04-21 20:10:45 +08:00

19 lines
425 B
C

#include <string.h>
#include <stdio.h>
typedef struct {
char areaCode[10];
char exchangeCode[40];
} PhoneNumber;
int main() {
PhoneNumber a, b;
scanf("%s %s", a.areaCode, a.exchangeCode);
scanf("%s %s", b.areaCode, b.exchangeCode);
if (strcmp(a.areaCode, b.areaCode) == 0) {
printf("%s", b.exchangeCode);
} else {
printf("%s%s", b.areaCode, b.exchangeCode);
}
return 0;
}