139 lines
3.2 KiB
C
139 lines
3.2 KiB
C
#include <stdio.h>
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int string_length(char string[])
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{
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int i;
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for(i=0; string[i]!='\0'; i++);
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return i;
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}
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void string_concat(char str1[], char str2[])
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{
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int i,j;
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char str5[100];
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for(i=0;str1[i]!='\0';i++)
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str5[i]=str1[i];
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str5[i] = '\0';
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for(i=string_length(str5),j=0;str2[j]!='\0';i++,j++)
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str5[i]=str2[j];
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str5[i] = '\0';
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printf("Joining Strings 1 and 2, we get: %s\n",str5);
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}
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void string_comp(char str1[], char str2[])
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{
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int i;
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for(i=0;str1[i]!='\0' || str2[i]!='\0' ;i++){
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if(str1[i]>str2[i]){
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printf("The first string is greater than the second.\n");
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break;
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}else if(str1[i]<str2[i]){
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printf("The second string is greater than the first.\n");
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break;
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}
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}
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}
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void string_insert(char str1[], char str2[], int pos)
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{
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int i,j;
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char str6[100];
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if(pos > string_length(str1)){
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printf("Invalid Position.");
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return;
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}else{
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for(i=0;i<pos;i++){
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str6[i]=str1[i];
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}
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for(i=pos,j=0;str2[j]!='\0';i++,j++){
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str6[i]=str2[j];
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}
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for(i=pos+string_length(str2),j=pos;str1[j]!='\0';i++,j++){
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str6[i]=str1[j];
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}
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str6[i]='\0';
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printf("The new modified string is: %s \n", str6);
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}
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}
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void string_destroy(char str1[], char str3[], int pos)
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{
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int i, j, str3_len = string_length(str3);
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if (pos < 0 || pos >= string_length(str1)) {
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printf("Invalid Position.\n");
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return;
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} else if (str3_len > string_length(str1 + pos)) {
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printf("Deletion substring is too long.\n");
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return;
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} else {
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for (i = pos, j = 0; j < str3_len; i++, j++) {
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if (str1[i] != str3[j]) {
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printf("The substring doesn't match.\n");
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return;
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}
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}
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for (i = pos; str1[i + str3_len] != '\0'; i++) {
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str1[i] = str1[i + str3_len];
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}
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str1[i] = '\0';
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}
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}
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void main()
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{
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int a,b;
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char str1[100],str2[100],str3[100];
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printf("Enter the first string: ");
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gets(str1);
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printf("Enter the second string: ");
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gets(str2);
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printf("The first string is %s. \n",str1);
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printf("The second string is %s. \n",str2);
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// String Length
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printf("The length of String 1 is %d. \n",string_length(str1));
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printf("The length of String 2 is %d. \n",string_length(str2));
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// String Concatenation
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string_concat(str1, str2);
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// String Comparison
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string_comp(str1, str2);
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// String Insertion
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printf("Enter the position at which you would like to insert string 2 into string 1: ");
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scanf("%d",&a);
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string_insert(str1, str2, a);
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printf("Enter the position at which you would like to check for deletion substring: ");
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scanf("%d",&b);
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printf("Enter the part of the string that you want to delete from string 1: ");
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getchar(); // Clear the newline character from the input buffer
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fgets(str3, sizeof(str3), stdin); // Use fgets instead of gets for safer input
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string_destroy(str1, str3, b);
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}
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