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myCpps/!-OJcreater.cpp

@@ -12,7 +12,7 @@
 using namespace std;
 
 //***************************************
-const string CPPfile = "pingPong_UVA1428"; //*
+const string CPPfile = "JillRidesAgain_UVA507"; //*
 //***************************************
 
 ifstream fin(CPPfile + ".cpp");

myCpps/JillRidesAgain_UVA507.cpp

@@ -0,0 +1,80 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+ifstream fin("JillRidesAgain_UVA507.in");
+ofstream fout("JillRidesAgain_UVA507.out");
+
+struct solution
+{
+    int l;
+    int r;
+    int v;
+};
+
+int main()
+{
+    int testCase; fin >> testCase;
+    for (int r = 1; r <= testCase; ++r)
+    {
+        int s; fin >> s;
+        vector<int> a(s, 0);
+        for (int i = 1; i <= s - 1; ++i)
+        {
+            fin >> a[i];
+        }
+
+        solution ans{1, 2, a[1]}, _null{0, 0, 0};
+
+        vector<solution> dp(s, _null);
+        dp[1] = ans;
+
+        for (int i = 2; i <= s - 1; ++i)
+        {
+            dp[i].r = i + 1;
+
+            if (dp[i - 1].v >= 0)
+            {
+                dp[i].v = dp[i - 1].v + a[i];
+
+                dp[i].l = dp[i - 1].l;
+            }
+            else
+            {
+                dp[i].v = a[i];
+
+                dp[i].l = i;
+            }
+
+            if (dp[i].v > ans.v)
+            {
+                ans = dp[i];
+            }
+            else if (dp[i].v == ans.v)
+            {
+                if (dp[i].r - dp[i].l > ans.r - ans.l)
+                {
+                    ans = dp[i];
+                }
+                else if (dp[i].r - dp[i].l == ans.r - ans.l)
+                {
+                    if (dp[i].l < ans.l)
+                    {
+                        ans = dp[i];
+                    }
+                }
+            }
+        }
+
+        if (ans.v < 0)
+        {
+            fout << "Route " << r << " has no nice parts\n";
+        }
+        else
+        {
+            fout << "The nicest part of route " << r << " is between stops " << ans.l << " and " << ans.r << '\n';
+        }
+    }
+
+    return 0;
+}