diff --git a/Python-SMP/week-1/Nihar-Rai/qn 2 element.py b/Python-SMP/week-1/Nihar-Rai/qn 2 element.py
new file mode 100644
index 0000000..5e3b59a
--- /dev/null
+++ b/Python-SMP/week-1/Nihar-Rai/qn 2 element.py	
@@ -0,0 +1,9 @@
+find=[11,12,13,34,56,58,69,34]
+position=[]
+#finding position of  34
+a=34
+for i in range(0,len(find)):
+    if find[i]==a:
+        position.append(i+1)
+print(position,sep=',')
+print('are the positions of a')
diff --git a/Python-SMP/week-1/Nihar-Rai/qn 2 sort.py b/Python-SMP/week-1/Nihar-Rai/qn 2 sort.py
new file mode 100644
index 0000000..63e9dea
--- /dev/null
+++ b/Python-SMP/week-1/Nihar-Rai/qn 2 sort.py	
@@ -0,0 +1,8 @@
+sort=[1,2,3,6,3,7,5,8,2]
+for i in range(0,len(sort)):
+    for j in range(0,len(sort)):
+        if sort[i]<sort[j]:
+            sort[i]=sort[i]+sort[j]
+            sort[j]=sort[i]-sort[j]
+            sort[i]=sort[i]-sort[j]
+print(sort)
\ No newline at end of file
diff --git a/Python-SMP/week-1/Nihar-Rai/qn 3 id check.py b/Python-SMP/week-1/Nihar-Rai/qn 3 id check.py
new file mode 100644
index 0000000..f591052
--- /dev/null
+++ b/Python-SMP/week-1/Nihar-Rai/qn 3 id check.py	
@@ -0,0 +1,6 @@
+l1=[1,2,3]
+l2=[1,2,3]
+print(id(l1)==id(l2)) #False
+str1='Good'
+str2='Good'
+print(id(str1)==id(str2)) #True
diff --git a/Python-SMP/week-1/Nihar-Rai/qn1.py b/Python-SMP/week-1/Nihar-Rai/qn1.py
new file mode 100644
index 0000000..31bd9be
--- /dev/null
+++ b/Python-SMP/week-1/Nihar-Rai/qn1.py
@@ -0,0 +1,18 @@
+list1 = ['I','S','T','E']
+list2 = list1 #list2 points at same object as 1
+list2[0] ='1'#change in 0 position changes list1 too since same object is being used by both lists
+print(list1)
+list1 = list1 + []#item is added 
+list2[1] = 2
+print(list1)
+#Output1 ['1','S','T','E']
+#output2 ['1','S','T','E']
+list1 = ['I','S','T','E']
+list2 = list1# same as above
+list2[0] = '1'
+print(list1)
+list1+=[]# blank space is added to left of list1
+list2[1] = 2
+print(list1)#object list1 and 2 point to, are still same so all changes in list2are observed
+#output1 ['1','S','T','E']
+#output2 ['1',2,'T','E']
diff --git a/Python-SMP/week-1/Nihar-Rai/qn4 cube root.py b/Python-SMP/week-1/Nihar-Rai/qn4 cube root.py
new file mode 100644
index 0000000..2131f36
--- /dev/null
+++ b/Python-SMP/week-1/Nihar-Rai/qn4 cube root.py	
@@ -0,0 +1,3 @@
+L=[1,15,3,14,13,10,16,17,19,120,26,47,58]
+a=[]
+for i in L:   a+=( [i] if (i*i*i)%3==1 else [])
\ No newline at end of file