August 31 C Program to delete a file.

#include<stdio.h> #include<conio.h> #include<stdlib.h> void main() { int status; char name[25]; clrscr(); printf("Enter the name of file you want to delete\n"); gets(name); status=remove(name); if(status==0) { printf("%s file deleted successfully.\n",name); } else { printf("Unable to delete the file\n"); } getch(); }...

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August 31 C Program to merge 2 files

#include<stdio.h> #include<conio.h> #include<stdlib.h> void main() { FILE *fs1,*fs2,*ft; char ch,file1[20],file2[20],file3[20]; clrscr(); printf("Enter name of first file\n"); gets(file1); printf("Enter name of second file\n"); gets(file2); printf("Enter name of file which'll store contents:\n"); gets(file3); fs1=fopen(file1,"r"); fs2 = fopen(file2,"r"); if(fs1==NULL || fs2==NULL ) { printf("Error opening file\n"); ...

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August 31 C Program to count characters, lines, spaces & tabs in a file

#include<stdio.h> #include<conio.h> #include<stdlib.h> void main() { FILE *fp; char a[20]; int nol=0,not=0,nob=0,noc=0; char c; clrscr(); printf("Enter the name of File:\n"); gets(a); if((fp=fopen(a,"r"))==NULL) { printf("File dosen't exist."); } else { while(1) { c=fgetc(fp); if(c==EOF) break; noc++; if(c==' ') nob++; if(c=='\n') nol++; if(c=='\t') not++; } } fclose(fp); ...

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August 29 How to find size of integer data type without using sizeof operator in c programming language

How to find size of integer data type without using sizeof operator in c programming language   #include<stdio.h> int main(){   int *ptr = 0;   ptr++;   printf("Size of int data type:  %d",ptr);   return 0; ...

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August 29 How to read STRING FROM text file by c program

#include<stdio.h> int main(){ char str[70]; FILE *p; if((p=fopen("string.txt","r"))==NULL){ printf("\nUnable t open file string.txt"); exit(1); } while(fgets(str,70,p)!=NULL) puts(str); fclose(p); return 0; } ...

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August 29 COPY DATA FROM ONE FILE TO ANOTHER FILE USING C PROGRAM

#include<stdio.h> int main(){   FILE *p,*q;   char file1[20],file2[20];   char ch;   printf("\nEnter the source file name to be copied:");   gets(file1);   p=fopen(file1,"r");   if(p==NULL){       printf("cannot open %s",file1);       exit(0);   }   printf("\nEnter the destination file name:");   gets(file2);   q=fopen(file2,"w");   if(q==NULL){       printf("cannot open %s",file2);       exit(0);   }   while((ch=getc(p))!=EOF)       putc(ch,q);   printf("\nCOMPLETED");   fclose(p);   fclose(q);  return...

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August 29 C code which prints initial of any name

C code which prints initial of any name #include<stdio.h> int main(){    char str[20];    int i=0;    printf("Enter a string: ");    gets(str);    printf("%c",*str);    while(str[i]!='\0'){        if(str[i]==' '){             i++;             printf("%c",*(str+i));        }        i++;    }    return 0; } Sample output: Enter a string: ANKITHA GOWDA  AG...

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August 29 Program for sorting of string in c language

Program for sorting of string in c language #include<stdio.h> int main(){   int i,j,n;   char str[20],temp[20];   puts("Enter the no. of string to be sorted");   scanf("%d",&n);   for(i=0;i<=n;i++)       gets(str[i]);   for(i=0;i<=n;i++)       for(j=i+1;j<=n;j++){            if(strcmp(str[i],str[j])>0){                strcpy(temp,str[i]);               strcpy(str[i],str[j]);              ...

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August 29 Write a c program to find largest among three numbers using conditional operator

Write a c program to find largest among three numbers using conditional operator #include<stdio.h> int main(){   int a,b,c,big;   printf("\nEnter 3 numbers:");   scanf("%d %d %d",&a,&b,&c);   big=(a>b&&a>c?a:b>c?b:c);   printf("\nThe biggest number is: %d",big);   return 0; ...

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August 29 Write a c program to find largest among three numbers using binary minus operator

   Write a c program to find largest among three numbers using binary minus operator.   #include<stdio.h> int main(){     int a,b,c;     printf("\nEnter 3 numbers: ");     scanf("%d %d %d",&a,&b,&c);     if(a-b>0 && a-c>0)          printf("\nGreatest is a :%d",a);     else          if(b-c>0)              printf("\nGreatest is b :%d",b);         ...

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August 29 C program to display ASCII values

Printing ascii value using c program C code for ASCII table C program to display ASCII values #include<stdio.h> int main(){        int i;        for(i=0;i<=255;i++)          printf("ASCII value of character %c: %d\n",i,i);     return 0; } Output: ASCII value of character  : 0 ASCII value of character ☺: 1 ASCII value of character ☻: 2 ASCII value of character ♥: 3 ASCII value of character ♦: 4 ASCII value of character ♣: 5 ASCII value of character ♠: 6 ASCII value of character :...

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