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Trying to code a program to find PRIMES in a complex way: #include <iostream> #include <cmath> using namespace std; int prime(int x) {//if a is prime, 阅读全文
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#include<iostream> #include<string> #include<vector> #include<deque> #include<algorithm> #include<ctime> using namespace std; class Person { public: P 阅读全文
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DEC to BIN, HEX, OCT #include<iostream> #include<vector> #include<algorithm> using namespace std; void convert_1(int a, int b); void convert_2(int a, 阅读全文
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Easier said than done. #include <iostream> #include <string> using namespace std; int main(void) { /* //You can get the size as you like, the fisrt ed 阅读全文
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/* It's not easily readable or some-what explicitly 'cause comments are lack, goal is not clear Prctice is the sole criterion of truth so just read th 阅读全文
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We want to convert the lower case to upper case, and upper case to lower case,and then store the content we typed as a file named filename.txt #includ 阅读全文