occurences of substring in a String python
python program to get a String and Substring and count the occurrence of substring in string.
Sample Input 1 :
entertainment en
Sample Output 1 :
2
Program or Solution
s1=input("Enter a String:")
s2=input("Enter Substring:")
count=0
for i in range(0,len(s1)-len(s2)+1):
j=0
b=0
if(s1[i]==s2[j]):
k=i
while(j<len(s2)):
if(s1[k]!=s2[j]):
b=1
break
j=j+1
k=k+1
if(b==0):
count+=1
print(count)
Program Explanation
check whether first character of sub string is equal to any character in string.
If it is equal, then check remaining characters are equal to the characters in substring.
else move to next character.