개발자 꿈나무의 코딩방

https://www.acmicpc.net/problem/1463 #include #define endl "\n"using namespace std;int num[1000002];int main(void) { /************** C++ Init **************/ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); /************** C++ Init **************/ int input; int cnt = 0; num[1] = 0; num[2] = 1; num[3] = 1; cin >> input; for (int i = 4; i num[i / 2] + 1) num[i] = num[i / 2] + 1; } i..

https://www.acmicpc.net/problem/1003 #include #define endl "\n"using namespace std;int main(void) { /************** C++ Init **************/ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); /************** C++ Init **************/ int input1, input2; vector v; cin >> input1; v.push_back(1); v.push_back(1); for (int i = 2; i > input2; if (input2 == 0) cout

https://www.acmicpc.net/problem/17219 #include #include #define endl "\n"using namespace std;int main(void) { /************** C++ Init **************/ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); /************** C++ Init **************/ int input1, input2; string str1, str2; unordered_map um; cin >> input1 >> input2; for (int i = 0; i > str1 >> str2; um.insert({ str1, str2 }); } ..

https://www.acmicpc.net/problem/11399 #include #define endl "\n"using namespace std;int main(void) { /************** C++ Init **************/ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); /************** C++ Init **************/ int input1, input2; int sum = 0; vector v; cin >> input1; for (int i = 0; i > input2; v.push_back(input2); } sort(v.begin(), v.end()); sum = v[0]; for (in..

https://www.acmicpc.net/problem/11047 #include #define endl "\n"using namespace std;int main(void) { /************** C++ Init **************/ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); /************** C++ Init **************/ int input1, input2; int coin; int cnt = 0; vector v; cin >> input1 >> input2; for (int i = 0; i > coin; v.push_back(coin); } for (int i = v.size() - 1; i ..

https://www.acmicpc.net/problem/1764 #include #include #define endl "\n"using namespace std;int main(void) { /************** C++ Init **************/ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); /************** C++ Init **************/ int input1, input2; int cnt = 0; string str; vector v; unordered_map um; cin >> input1 >> input2; for (int i = 0; i > str; um.insert({ str, 0 }); ..

https://www.acmicpc.net/problem/1620 #include #include #define endl "\n"using namespace std;int main(void) { // C++ Init ios::sync_with_stdio(false); cin.tie(NULL); int input1, input2; string str; unordered_map um; vector v; cin >> input1 >> input2; for (int i = 0; i > str; um.insert({ str, i + 1 }); v.push_back(str); } for (int i = 0; i > str; if (isdigit(str[0])) { cout

https://www.acmicpc.net/problem/11723 * 이 문제는 비트마스킹으로 푸는 문제라던데, 이후에 공부해보자.참고자료 : https://hagisilecoding.tistory.com/54 C++ 비트 마스킹 (비트 연산) [컴공과고씨]데이터 타입에는 각 메모리 사용 크기가 있다. 만약 int 라고 하면 4byte 즉, 32 bit의 크기를 가진다. 표현하면 0000 0000 0000 0000 0000 0000 0000 0000이 될 것이다. (0과 1을 씀) 만약 아이템이 있고 없고를 구hagisilecoding.tistory.com  #include #define endl "\n"using namespace std;int number[21];int main(void) { // ..

https://www.acmicpc.net/problem/1654 #include #define endl "\n"using namespace std;int main(void) { // C++ Init ios::sync_with_stdio(false); cin.tie(NULL); int input1, input2; int num; vector v; cin >> input1 >> input2; for (int i = 0; i > num; v.push_back(num); } sort(v.begin(), v.end()); long left = 1; long right = v[v.size() - 1]; long mid; int cnt; int answer; while (left = input2) { answ..

https://www.acmicpc.net/problem/2108 #include #define endl "\n"using namespace std;int num[8002];int main(void) { // C++ Init ios::sync_with_stdio(false); cin.tie(NULL); int input1, input2, sum = 0, max; int answer2, answer3, answer4; double answer1; vector v, v2; cin >> input1; for (int i = 0; i > input2; v.push_back(input2); } sort(v.begin(), v.end()); for (int i = 0; i 1) answer3 = v2[1]; c..