init commit

contests/5contest/1.cpp

@@ -0,0 +1,36 @@
+#include <iostream>
+#include <vector>
+#include <algorithm>
+
+bool comp(unsigned int a, unsigned int b) {
+    int res1 = 0;
+    while (a != 0) {
+        res1 += a & 1;
+        a = a >> 1;
+    }
+
+    int res2 = 0;
+    while (b != 0) {
+        res2 += b & 1;
+        b = b >> 1;
+    }
+
+    return res1 < res2;
+}
+
+
+int main() {
+    std::vector<unsigned int> v;
+    unsigned int tmp;
+    while (std::cin >> tmp) {
+        v.push_back(tmp);
+    }
+
+    std::stable_sort(v.begin(), v.end(), comp);
+
+    for (auto x : v) {
+        std::cout << x << std::endl;
+    }
+
+    return 0;
+}

contests/5contest/2.cpp

@@ -0,0 +1,28 @@
+#include <map>
+#include <vector>
+#include <iostream>
+
+int main() {
+    std::map<std::string, std::vector<int>> mp;
+
+    std::string name;
+    int grade;
+    while (std::cin >> name >> grade) {
+        mp[name].push_back(grade);
+    }
+
+    for (auto x : mp) {
+        std::cout << x.first << " ";
+
+        double tmp = 0;
+        int n = 0;
+        for (auto i : x.second) {
+            tmp += i;
+            ++n;
+        }
+
+        std::cout << tmp / n << std::endl;
+    }
+
+    return 0;
+}

contests/5contest/4.cpp

@@ -0,0 +1,26 @@
+#include <map>
+#include <iostream>
+
+int main() {
+    long long mod = 4294967161;
+
+    std::map<std::pair<long long, long long>, long long> mp;
+
+    long long r, c, v;
+    while (std::cin >> r >> c >> v) {
+        if (!r && !c && v == mod) break;
+
+        mp[std::make_pair(r, c)] = v;
+    }
+
+    while (std::cin >> r >> c >> v) {
+        mp[std::make_pair(r, c)] += v;
+        mp[std::make_pair(r, c)] %= mod;
+    }
+
+    for (auto x : mp) {
+        if (x.second) std::cout << x.first.first << " " << x.first.second << " " << x.second << std::endl;
+    }
+
+    return 0;
+}

contests/5contest/5.cpp

@@ -0,0 +1,26 @@
+#include <map>
+#include <iostream>
+
+int main() {
+    long long mod = 4294967161;
+
+    std::map<std::pair<long long, long long>, long long> mp;
+
+    long long r, c, v;
+    while (std::cin >> r >> c >> v) {
+        if (!r && !c && v == mod) break;
+
+        mp[std::make_pair(r, c)] = v;
+    }
+
+    while (std::cin >> r >> c >> v) {
+        // mp[std::make_pair(r, c)] *= v;
+        mp[std::make_pair(r, c)] %= mod;
+    }
+
+    for (auto x : mp) {
+        if (x.second) std::cout << x.first.first << " " << x.first.second << " " << x.second << std::endl;
+    }
+
+    return 0;
+}