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 ...
題目如下: 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 ...
題目如下: 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. 擲骰子的N種方法 題目描述 這里有 d 個一樣的骰子,每個骰子上都有 f 個面,分別標號為 1, 2, ..., f。 我們約定:擲骰子的得到總點數為各骰子面朝上的數字的總和。 如果需要擲出的總點數為 target,請你計算出有多少種不同的組合情況(所有的組合 ...
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 ...
題目如下: 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 ...
這是一道水題,作為沒有貨的水貨樓主如是說。 題意:已知一個數組nums {a1,a2,a3,.....,an}(其中0<ai <=1000(1<=k<=n, n<=20 ...