1 files changed, 14 insertions, 0 deletions
diff --git a/progs/a237.py b/progs/a237.py
new file mode 100644
index 0000000..db0b435
--- /dev/null
+++ b/progs/a237.py
@@ -0,0 +1,14 @@
+def min_Swaps(s1,s2) :  
+    c0 = 0; c1 = 0;  
+    for i in range(len(s1)) :  
+        if (s1[i] == '0' and s2[i] == '1') : 
+            c0 += 1;    
+        elif (s1[i] == '1' and s2[i] == '0') : 
+            c1 += 1;  
+    result = c0 // 2 + c1 // 2;  
+    if (c0 % 2 == 0 and c1 % 2 == 0) : 
+        return result;  
+    elif ((c0 + c1) % 2 == 0) : 
+        return result + 2;  
+    else : 
+        return -1;  
+\ No newline at end of file