81 lines
1.9 KiB
C
81 lines
1.9 KiB
C
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/*
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* C Program to Accept 2 String & check whether all Characters
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* in first String is Present in second String & Print
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*/
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include <stdlib.h>
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#define CHAR_SIZE 26
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void alphacheck(char *, int []);
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void create(char *, int[]);
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int main()
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{
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char str1[50], str2[50];
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int a1[CHAR_SIZE] = {0}, a2[CHAR_SIZE] = {0}, i;
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char str1_alpha[CHAR_SIZE], str2_alpha[CHAR_SIZE];
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printf("Enter string1: ");
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scanf("%s", str1);
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printf("Enter string2: ");
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scanf("%s", str2);
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alphacheck(str1, a1);
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alphacheck(str2, a2);
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create(str1_alpha, a1);
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create(str2_alpha, a2);
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if (strcmp(str1_alpha, str2_alpha) == 0)
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{
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printf("All characters match in %s and %s.
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", str1, str2);
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printf("The characters that match are: ");
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for (i = 0; i < strlen(str1_alpha); i++)
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{
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printf("%c, ", str1_alpha[i]);
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}
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printf("
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");
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}
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else
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{
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printf("All characters do not match in %s and %s.
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", str1, str2);
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}
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return 0;
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}
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void alphacheck(char *str, int a[])
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{
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int i, index;
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for (i = 0; i < strlen(str); i++)
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{
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str[i] = tolower(str[i]);
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index = str[i] - 'a';
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if (!a[index])
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{
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a[index] = 1;
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}
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}
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}
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void create(char *str, int a[])
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{
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int i, j = 0;
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for (i = 0; i < CHAR_SIZE; i++)
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{
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if (a[i])
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{
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str[j++] = i + 'a';
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}
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}
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str[j] = '';
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}
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Enter string1:
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aspired
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Enter string2:
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despair
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All characters match in aspired and despair.
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The characters that match are:
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a, d, e, i, p, r, s,
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