52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/*
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* C Program to Find the Frequency of Substring in
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* the given String
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*/
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#include <stdio.h>
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#include <string.h>
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void main()
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{
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int count = 0, i, j = 0, k;
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char str[100], str1[20];
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printf("Enter the string\n");
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scanf(" %[^\n]s", str);
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printf("Enter the substring to be matched\n");
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scanf(" %[^\n]s", str1);
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k = strlen(str1);
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for (i = 0; str[i] != '\0';)
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{
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if (str[i] == ' ')
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{
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i++;
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}
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else
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{
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if (str[i] == str1[j])
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{
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j++;
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i++;
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}
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else if (j == k)
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{
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j = 0;
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count++;
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i--;
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}
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else
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{
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i++;
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j = 0;
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}
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}
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}
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printf("No of matches of substring in main string is %d\n", count);
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}
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/*
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*OUTPUT:
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Enter the string
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prrrogram is prrrogramming
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Enter the substring to be matched
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rr
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No of matches of substring in main string is 4
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*/ |