FARIDA - Princess Farida

Author: amitbansal7

SPOJ/FARIDA.cpp

@@ -0,0 +1,50 @@
+/* Amit Bansal - @amitbansal7 */
+#include <bits/stdc++.h>
+#include <string>
+#define lli long long int
+#define llu unsigned long long int
+#define S(x) scanf("%d",&x)
+#define Sl(x) scanf("%lld",&x)
+#define Mset(p,i) memset(p,i,sizeof(p))
+#define mlc(t,n) (t *)malloc(sizeof(t)*n)
+#define NIL -1
+#define INF 0x3f3f3f3f
+#define TC int testcase; S(testcase); while(testcase--)
+#define Pi 3.14159
+using namespace std;
+
+lli DP[2][10001];
+lli A[10001];
+lli solve(int lh,int i)
+{
+	if(DP[lh][i] != -1)
+		return DP[lh][i];
+
+	if(i < 1)
+		DP[lh][i] = 0;
+
+	else if(lh)
+		DP[lh][i] = solve(0,i-1);
+
+	else if(!lh)
+		DP[lh][i] = max(A[i-1] + solve(1,i-1),solve(0,i-1));
+
+	return DP[lh][i];
+}
+
+int main()
+{
+	int test;
+	S(test);
+	for(int t = 0 ;t<test;t++)
+	{
+		int n;
+		S(n);
+		Mset(DP,-1);
+		for(int i=0;i<n;i++)
+			Sl(A[i]);
+
+		printf("Case %d: %lld\n",t+1,solve(0,n));
+	}
+	return 0;
+}