# 日常刷题
# 1480.一维数组的动态和
难度:简单
初次完成代码:
/**
* @param {number[]} nums
* @return {number[]}
*/
var runningSum = function(nums) {
return nums.map(function(t, i) {
let sum = 0;
for (let index = 0; index < i + 1; index++) {
sum += nums[index];
}
return sum;
});
};
# 剑指 Offer 58 - II. 左旋转字符串
难度:简单
初次完成代码:
/**
* @param {string} s
* @param {number} n
* @return {string}
*/
var reverseLeftWords = function(s, n) {
let before = s.slice(0, n);
let after = s.slice(n);
return after + before;
};
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