Added wrong solution to J

circular_dna.py

@@ -0,0 +1,95 @@
+#!/usr/bin/env python3
+
+class Gene:
+    def __init__(self, s):
+        self.isStart = s[0] == 's'
+        self.n = int(s[1:])
+
+    def __str__(self):
+        if self.isStart:
+            return "<" + str(self.n)
+        else:
+            return str(self.n) + ">"
+
+    def __repr__(self):
+        return self.__str__()
+
+def is_start_end(g, h):
+    return g.isStart and not h.isStart and g.n == h.n
+
+def overlaps(a, b):
+    return a[start]
+
+def count_genes(G):
+    C = {}
+    mC = {}
+    FS = {}
+    S = {}
+    E = {}
+    for i in range(len(G)):
+        e = G[i].n
+        if not e in C:
+            C[e] = 0
+            mC[e] = 0
+            S[e] = i if G[i].isStart else None
+            E[e] = None
+            FS[e] = False
+
+        if G[i].isStart:
+            C[e] += 1
+
+            if FS[e]:
+                FS[e] = False
+                S[e] = i
+        else:
+            C[e] -= 1
+
+            if C[e] < mC[e]:
+                mC[e] = C[e]
+                E[e] = i
+                FS[e] = True
+
+
+    i = 0
+    print(C)
+    print(S, E)
+
+    I = []
+    CI = [0]
+    for key in C:
+        if C[key] == 0:
+            I.append((S[key], +1))
+            I.append((E[key], -1))
+            if I[0][0] >= S[key] or I[0][0] <= E[key]:
+                CI[0] += 1
+
+    if len(I) == 0:
+        return (0, 0)
+
+    last = CI[0]
+    for i in range(1, len(I)):
+        if I[i][1] == +1:
+            last = last + 1
+            CI.append(last)
+        else:
+            last = last - 1
+            CI.append(last + 1)
+
+    m = CI[0]
+    p = I[0][0]
+    for i in range(len(CI)):
+        if CI[i] > m:
+            m = CI[i]
+            p = I[i][0]
+
+    return (p, m)
+
+if __name__ == "__main__":
+    n = int(input())
+    genes = input().split()
+    for i in range(len(genes)):
+        genes[i] = Gene(genes[i])
+    start, number = count_genes(genes)
+    print(str(start) + " " + str(number))
+
+

circular_dna.txt

@@ -0,0 +1,2 @@
+9
+e1 e1 s1 e2 s1 s2 e42 e1 s1