set #include<unordered_set> std::unordered_set<std::string> s; s.insert(”apple”); s.insert(”ba”); s.size(); if(s.count(”apple”)==1) cout<< “존재함”<<”\n”; for(const auto& ...

Map #include <iostream> #include<map> #include<cstring> #include<iterator> using namespace std; int main() { cin.tie(0); cout.tie(0); ios::sync_with_stdio(0); map<s...

#include <iostream> #include <bits/stdc++.h> using namespace std; bool compare(int i, int j){ return i > j; } class Student { public: string name; int scor...

#include<iostream> #include<bits/stdc++.h> using namespace std; int main(){ cin.tie(0); cout.tie(0); ios::sync_with_stdio(0); string s1,s2; cin >> s1 >> s2;...

tr_eikon_eod_data 검색하여 데이터 사용 pyplot 2 예제 8_1 test1 import numpy as np import pandas as pd import matplotlib.pylab as plt import matplotlib.colors as mcolors import matplotlib.dates as dates d...

pyplot 1 예제 6_1 test1 (자료 가져오기) import numpy as np import pandas as pd from matplotlib import pyplot as plt # 한글 폰트 사용을 위해서 세팅 from matplotlib import font_manager, rc font_path = "NanumGothic.t...

pandas 3.timestamp 예제 5_6 ''' timestamp ''' import numpy as np import pandas as pd def test_timestamp():     # 1. read csv     # 2. conver into a dataframe     # 3. pick a timestamp column     #...

pandas 2. sql, concatenate, merge 예제 5_5 import numpy as np import pandas as pd def testpd1(): crime_csv_path = "./SacramentocrimeJanuary2006.csv" df_csv = pd.read_csv(crime_csv_path,sep...

https://pandas.pydata.org/docs/ 참고 pandas 1. basic and attributes 예제 5_1 ''' pandas Series : basic and attributes ''' import numpy as np import pandas as pd def testPd1():     ser_a = pd.Series...

예제 4_6_1 import numpy as np def work1():     # array의 type와 value의 type을 확인하시오     a = np.array([3.1,11.2,6.7,213.11])     print(type(a))     print(a.dtype)     return None def work2():     # ar...