力扣题目：收集垃圾的最少总时间

题目链接: 2391.收集垃圾的最少总时间

题目描述

代码纯享版

class Solution {public int garbageCollection(String[] garbage, int[] travel) {int sum = 0;int last_M = -1,last_P = -1, last_G = -1;for(int i = 0; i < garbage.length; i++){String str = garbage[i];sum += str.length();for(int j = 0; j < garbage[i].length(); j++){char a = garbage[i].charAt(j);if(a == 'M') last_M = i;else if(a == 'P') last_P = i;else last_G = i;}}for(int i = 1; i <= Math.max(Math.max(last_M, last_P), last_G); i++){if(last_M >= i) sum += travel[i - 1];if(last_P >= i) sum += travel[i - 1];if(last_G >= i) sum += travel[i - 1];}return sum;}
}