You have d dice and each die has f faces numbered 1, 2, ..., f. Return the number of possible ways (out of fd total ways) modulo 109 + 7 to roll ...
题目如下: You haveddice, and each die hasffaces numbered , , ..., f. Return the number of possible ways out offdtotal ways modulo to roll the dice so the sum of the face up numbers equalstarget. Example : ...
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You have d dice and each die has f faces numbered 1, 2, ..., f. Return the number of possible ways (out of fd total ways) modulo 109 + 7 to roll ...
题目如下: Given a matrix, and a target, return the number of non-empty submatrices that sum to target. A submatrix x1, y1, x2, y2 is the set of all ...
1155. 掷骰子的N种方法 题目描述 这里有 d 个一样的骰子,每个骰子上都有 f 个面,分别标号为 1, 2, ..., f。 我们约定:掷骰子的得到总点数为各骰子面朝上的数字的总和。 如果需要掷出的总点数为 target,请你计算出有多少种不同的组合情况(所有的组合 ...
Given a matrix and a target, return the number of non-empty submatrices that sum to target. A submatrix x1, y1, x2, y2 is the set of all cells ...
You are given a list of non-negative integers, a1, a2, ..., an, and a target, S. Now you have 2 symbols + and -. For each integer, you should ...
题目如下: Given an integer array arr and a target value target, return the integer value such that when we change all the integers larger than value ...
You are given a list of non-negative integers, a1, a2, ..., an, and a target, S. Now you have 2 symbols + and -. For each integer, you should choose ...
这是一道水题,作为没有货的水货楼主如是说。 题意:已知一个数组nums {a1,a2,a3,.....,an}(其中0<ai <=1000(1<=k<=n, n<=20 ...