题解 | #牛客网用户数据集的大小#
牛客网用户数据集的大小
https://www.nowcoder.com/practice/0fa9eda7bea14f538ae4cf24d26b082b
import pandas as pd path = "Nowcoder.csv" res = pd.read_csv(path,dtype=object) print(res.shape)
牛客网用户数据集的大小
https://www.nowcoder.com/practice/0fa9eda7bea14f538ae4cf24d26b082b
import pandas as pd path = "Nowcoder.csv" res = pd.read_csv(path,dtype=object) print(res.shape)
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const flattern = (obj) => {
const res = {};
const dfs = (curr, path) => {
if(typeof curr === 'object' && curr !== null) {
const isArray = Array.isArray(curr);
for(let key in curr) {
const newPath = path ? isArray ? `${path}[${key}]` : `${path}.${key}` : key;
dfs(curr[key], newPath);
}
} else {
res[path] = curr
}
}
dfs(obj);
return res;
}
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