才发现我没sort。。。服了,题目没说闹钟有顺序,这样竟然也过了80.。。。,一下是刚才在牛客网上AC的 import java.util.Arrays;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while ( sc.hasNextLong() ) {
int n = sc.nextInt();
int[] times = new int[n];
for (int i = 0; i < n; i++) {
int h = sc.nextInt() * 60;
int m = sc.nextInt();
times[i] = h + m;
}
Arrays.sort(times);
int cost = sc.nextInt();
int sh = sc.nextInt() * 60;
int sm = sc.nextInt();
int target = sh + sm;
int left = target - cost;
int res = -1;
for (int i = 0; i < n; i++) {
if (left == times[i]) {
res = left;
break;
}
}
for (int i = 1; i < n; i++) {
if (left > times[i - 1] && left < times[i]) {
res = times[i - 1];
break;
}
}
int hour = res / 60;
int min = res % 60;
System.out.println(hour + " " + min);
}
}
}