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C program to find frequency of each character in a text
file?
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Answer Posted / dheeraj kumar
#include <stdio.h>
int Small_Alpha_Char[26];
int Capital_Alpha_Char[26];
int Numeric_Char[10];
int Special_Aplha_Char[100];
int main(){
char Name_Of_Source_File[100];
printf("Enter the Name of the Source File: ");
gets(Name_Of_Source_File);
FILE *ptr1;
ptr1 = fopen(Name_Of_Source_File, "r");
while(ptr1 == NULL){
printf("
We are facing issues to find the Source File!
");
printf("This file doesn't exist in your PC!
");
printf("Enter the Name of the Source File again: ");
gets(Name_Of_Source_File);
ptr1 = fopen(Name_Of_Source_File, "r");
}
char Each_Character;
int Count = 0;
while(!feof(ptr1)){
Each_Character = fgetc(ptr1);
if(Each_Character >= 'a' && Each_Character <= 'z'){
Small_Alpha_Char[Each_Character - 'a']++;
}
else if(Each_Character >= 'A' && Each_Character <= 'Z'){
Capital_Alpha_Char[Each_Character - 'A']++;
}
else if(Each_Character >= '0' && Each_Character <= '9'){
Numeric_Char[Each_Character - '0']++;
}
else{
Special_Aplha_Char[Each_Character - 0]++;
}
}
printf("List of Characters:
");
printf("Small Alphabetic Characters:
");
for(int i = 0; i < 26; i++){
if(Small_Alpha_Char[ i ] != 0){
printf("Count[%c] = %d
", 97 + i, Small_Alpha_Char[ i ]);
Count++;
}
}
printf("There are %d Small Characters which have Frequency greater than 0!
", Count);
Count = 0;
printf("Capital Alphabetic Characters:
");
for(int i = 0; i < 26; i++){
if(Capital_Alpha_Char[ i ] != 0){
printf("Count[%c] = %d
", 65 + i, Capital_Alpha_Char[ i ]);
Count++;
}
}
printf("There are %d Capital Characters which have Frequency greater than 0!
", Count);
Count = 0;
printf("Numeric Characters:
");
for(int i = 0; i < 9; i++){
if(Numeric_Char[ i ] != 0){
printf("Count[%c] = %d
", 48 + i, Numeric_Char[ i ]);
Count++;
}
}
printf("There are %d Numeric Characters which have Frequency greater than 0!
", Count);
Count = 0;
printf("Special Alphabetic Characters:
");
for(int i = 0; i < 99; i++){
if(Special_Aplha_Char[ i ] != 0){
printf("Count[%c] = %d
", i, Special_Aplha_Char[ i ]);
Count++;
}
}
printf("There are %d Special Characters which have Frequency greater than 0!
", Count);
fclose(ptr1);
return 0;
}
| Is This Answer Correct ? | 2 Yes | 0 No |
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