From 5fc340e2416e96221f8e8b757cc9aaadecdf6b71 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <dcariotti24@gmail.com>
Date: Sat, 4 Apr 2020 19:17:23 +0200
Subject: Create parenting.cc

---
 cpp/parenting.cc | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 cpp/parenting.cc

diff --git a/cpp/parenting.cc b/cpp/parenting.cc
new file mode 100644
index 0000000..f6117d6
--- /dev/null
+++ b/cpp/parenting.cc
@@ -0,0 +1,80 @@
+// Google Code Jam 2020
+#include<iostream>
+#include<vector>
+#include<algorithm>
+
+using namespace std;
+
+short find_free(const vector<bool>& c, const vector<bool>& j, int ii, int jj) {
+    // 0 = c
+    // 1 = j
+    bool skip{true};
+    for(int i = ii; i < jj; ++i) {
+        if(!c.at(i)) {
+            skip = false;
+            break;
+        }
+    }
+
+    if(skip) return 0;
+
+    for(int i = ii; i < jj; ++i) {
+        if(!j.at(i)) {
+            return -1;
+        }
+    }
+
+    return 1;
+}
+
+bool sortpair(const pair<int, int>& a, const pair<int, int>& b) {
+    return (a.first + a.second < b.first + b.second && (a.first < a.second || b.first < b.second));
+}
+
+int main() {
+    int T;
+    cin >> T;
+
+    vector<pair<int, int>> p;
+    for(int _ = 0; _ < T; ++_) {
+        int N;
+        cin >> N;
+
+        p.clear();
+        string s;
+        vector<bool> _c(24*60+1, true);
+        vector<bool> _j(24*60+1, true);
+        for(int i = 0; i < N; ++i) {
+           int e1, e2;
+           cin >> e1 >> e2;
+           p.push_back({e1, e2});
+        }
+
+        for(int i = 0; i < N; ++i) {
+            int index1 = p[i].first;
+            int index2 = p[i].second;
+            int who = find_free(_c, _j, index1, index2);
+            switch(who) {
+            case 0:
+                {
+                    s += "C";
+                    for(int j = index1; j < index2; ++j) _c[j] = false;
+                    break;
+                }
+            case 1:
+                {
+                    s += "J";
+                    for(int j = index1; j < index2; ++j) _j[j] = false;
+                    break;
+                }
+            }
+            if(who == -1) {
+                s = "IMPOSSIBLE";
+                break;
+            }
+        }
+        cout << "Case #" << _+1 << ": " << s << endl;
+    }
+
+    return 0;
+}
-- 
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