C Language π¨βπ»
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This channel will serve you programs of C language. Admin : @jeNiShsoNi Useful channels : @c_channels @DeCODE_C @pyGuru
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π Analytical overview of Telegram channel C Language π¨βπ»
Channel C Language π¨βπ» (@c_codings) is an active participant. Currently, the community unites 62 093 subscribers, ranking 1 456 in the Technologies & Applications category.
π Audience metrics and dynamics
Since its creation on Π½Π΅Π²ΡΠ΄ΠΎΠΌΠΎ, the project has demonstrated rapid growth, gathering an audience of 62 093 subscribers.
According to the latest data from 02 December, 2024, the channel demonstrates stable activity. Although there has been a change in the number of participants by 0 over the last 30 days and by 0 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 0%. Within the first 24 hours after publication, content typically collects N/A% reactions from the total number of subscribers.
- Post reach: On average, each post receives 0 views. Within the first day, a publication typically gains 0 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 0.
π Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
βThis channel will serve you programs of C language.
Admin : @jeNiShsoNi
Useful channels :
@c_channels
@DeCODE_C
@pyGuruβ
Thanks to the high frequency of updates (latest data received on 03 December, 2024), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
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Posts Archive
62 093
104. Program to check the palindrome of word using array.
#include<stdio.h>
#include<conio.h>
#include<string.h>
void main()
{
char word[100];
int length, counter;
clrscr();
printf("Enter a word : ");
scanf("%s", word);
length = strlen(word);
int flag = 1;
for (counter = 0; counter < length / 2 && flag; counter++)
{
if (word[counter] != word[length - counter - 1])
{
flag = 0;
break;
}
}
if (flag)
{
printf("\n%s is a palindrome.", word);
}
else
{
printf("\n%s is NOT a palindrome.", word);
}
getch();
}
@C_Codings
62 093
103. Program to check the palindrome of string.
#include<stdio.h>
#include<conio.h>
#include<string.h>
void main()
{
char text[100];
int begin, middle, end, length = 0;
clrscr();
printf("Enter the string to check if it is a palindrome : \n");
gets(text);
while (text[length] != '\0')
{
length++;
}
end = length - 1;
middle = length / 2;
for (begin = 0; begin < middle; begin++)
{
if (text[begin] != text[end])
{
printf("\nString is not a palindrome.");
break;
}
end--;
}
if (begin == middle)
printf("\nString is Palindrome.");
getch();
}
@C_Codings
62 093
102. Program to calculate the length of string without using strlen() function.
#include<stdio.h>
#include<conio.h>
void main()
{
char s[1000], i;
clrscr();
printf("Enter a string : ");
scanf("%s", s);
for (i = 0; s[i] != '\0'; ++i);
printf("Length of string : %d", i);
getch();
}
@C_Codings
62 093
101. Program to calculate the length of string.
#include<stdio.h>
#include<conio.h>
#include<string.h>
void main()
{
char a[100];
int length;
clrscr();
printf("\nEnter a string to calculate it's length : ");
gets(a);
length = strlen(a);
printf("\nLength of entered string is : %d", length);
getch();
}
@C_Codings
62 093
100. Program to count total number of uppercase and lowercase in a string.
#include<stdio.h>
#include<string.h>
#include<conio.h>
void main()
{
int upper = 0, lower = 0;
char ch[80];
int i;
clrscr();
printf("Enter string : ");
gets(ch);
i = 0;
while (ch[i] != '\0')
{
//uppercase counter
if (ch[i] >= 'A' && ch[i] <= 'Z')
{
upper++;
}
//lowercase counter
if (ch[i] >= 'a' && ch[i] <= 'z')
{
lower++;
}
i++;
}
printf("\nUppercase Letters : %d", upper);
printf("\nLowercase Letters : %d", lower);
getch();
}
@C_Codings
62 093
99. Program to count frequency of characters in a string.
#include<stdio.h>
#include<string.h>
#include<conio.h>
void main()
{
char str[1500];
int c = 0, count[26] = {0};
clrscr();
printf("Enter a string : ");
gets(str);
while (str[c] != '\0')
{
if (str[c] >= 'a' && str[c] <= 'z')
count[str[c] - 'a']++;
c++;
}
for (c = 0; c < 26; c++)
{
if (count[c] != 0)
printf("%c occurs %d times in the string.\n", c + 'a', count[c]);
}
getch();
}
@C_Codings
62 093
98. Program to copy string without using strcpy() function.
#include<stdio.h>
#include<conio.h>
void strCopy(char[], char[]);
void main()
{
char str1[100], str2[100];
printf("Enter any string: ");
scanf("%s", str1);
strCopy(str1, str2);
printf("After copying: %s", str2);
getch();
}
void strCopy(char str1[], char str2[])
{
int i = 0;
while (str1[i] != '\0')
{
str2[i] = str1[i];
i++;
}
str2[i] = '\0';
}
@C_Codings
62 093
97. Program to copy char array / copy string.
#include<stdio.h>
#include<conio.h>
#include<string.h>
void main()
{
char source[] = "C program";
char destination[50];
clrscr();
strcpy(destination, source);
printf("Source string: %s\n", source);
printf("Destination string: %s\n", destination);
getch();
}
@C_Codings
62 093
96. Program to convert string from uppercase to lowercase.
#include<stdio.h>
#include<string.h>
#include<conio.h>
void main()
{
char str[20];
int i;
clrscr();
printf("Enter string : ");
gets(str);
for (i = 0; i <= strlen(str); i++)
{
if (str[i] >= 65 && str[i] <= 90)
{
str[i] = (char) (str[i] + 32);
}
}
printf("String in lowercase : %s", str);
getch();
}
@C_Codings
62 093
95. Program to compare strings without using strcmp() function.
#include<stdio.h>
int stringCompare(char[], char[]);
void main()
{
char str1[100], str2[100];
int compare;
clrscr();
printf("Enter first string : ");
scanf("%s", str1);
printf("Enter second string : ");
scanf("%s", str2);
compare = stringCompare(str1, str2);
if (compare == 1)
printf("\nBoth strings are equal.");
else
printf("\nBoth strings are not equal.");
getch();
}
int stringCompare(char str1[], char str2[])
{
int i = 0, flag = 0;
while (str1[i] != '\0' && str2[i] != '\0')
{
if (str1[i] != str2[i])
{
flag = 1;
break;
}
i++;
}
if (flag == 0 && str1[i] == '\0' && str2[i] == '\0')
return 1;
else
return 0;
}
@C_Codings
62 093
94. Program to compare two strings.
#include <stdio.h>
#include <string.h>
void main()
{
char a[100], b[100];
clrscr();
printf("\nEnter the first string : ");
gets(a);
printf("\nEnter the second string : ");
gets(b);
if (strcmp(a, b) == 0)
printf("\nEntered strings are equal.");
else
printf("\nEntered strings are not equal.");
getch();
}
@C_Codings
62 093
93. Program to check vowels in string.
#include<stdio.h>
int count_vowels(char []);
int check_vowel(char);
void main()
{
char array[100];
int c;
clrscr();
printf("Enter a string : ");
gets(array);
c = count_vowels(array);
printf("\nNumber of vowels in %s : %d", array, c);
getch();
}
int count_vowels(char a[])
{
int count = 0, c = 0, flag;
char d;
do
{
d = a[c];
flag = check_vowel(d);
if (flag == 1)
count++;
c++;
} while (d != '\0');
return count;
}
int check_vowel(char a)
{
if (a >= 'A' && a <= 'Z')
{
// Converting to lower case
a = a + 'a' - 'A';
}
if (a == 'a' || a == 'e' || a == 'i' || a == 'o' || a == 'u')
return 1;
return 0;
}
@C_Codings
62 093
92. Program to add two strings without using concat() function.
#include<stdio.h>
#include<string.h>
void concat(char[], char[]);
void main()
{
char s1[50], s2[30];
clrscr();
printf("\nEnter String 1 : ");
gets(s1);
printf("\nEnter String 2 : ");
gets(s2);
concat(s1, s2);
printf("\nConcated string is : %s", s1);
getch();
}
void concat(char s1[], char s2[])
{
int i, j;
i = strlen(s1);
for (j = 0; s2[j] != '\0'; i++, j++)
{
s1[i] = s2[j];
}
s1[i] = '\0';
}
@C_Codings
62 093
91. Simpson 1/3 rule.
#include<stdio.h>
float f(float x)
{
return (1 / (1 + x));
}
void main()
{
int i, n;
float x0, xn, h, y[20], so, se, ans, x[20];
clrscr();
printf("\nEnter values of x0,xn,h: ");
scanf("%f%f%f", &x0, &xn, &h);
n = (xn - x0) / h;
if (n % 2 == 1)
{
n = n + 1;
}
h = (xn - x0) / n;
printf("\nRefined value of n and h are:%d and %f\n", n, h);
printf("\n Y values: \n");
for (i = 0; i <= n; i++)
{
x[i] = x0 + i * h;
y[i] = f(x[i]);
printf("\n %f\n", y[i]);
}
so = 0;
se = 0;
for (i = 1; i < n; i++)
{
if (i % 2 == 1)
{
so = so + y[i];
}
else
{
se = se + y[i];
}
}
ans = h / 3 * (y[0] + y[n] + 4 * so + 2 * se);
printf("\nFinal integration is %f", ans);
getch();
}
@C_Codings
62 093
90. Program to calculate the sum of even numbers from 1 to n.
#include<stdio.h>
#include<conio.h>
void main()
{
int sum = 0, n;
clrscr();
printf("Enter the number : ");
scanf("%d", &n);
// Using Math formula
// (n/2)((n / 2) + 1)
sum = ((n / 2) * ((n / 2) + 1));
printf("Sum of even numbers from 1 to %d : %d", n, sum);
getch();
}
@C_Codings
62 093
89. Program for Newton Raphson General.
#include<stdio.h>
#include<math.h>
int user_power, i = 0, cnt = 0, flag = 0;
int coef[10] = {0};
float x1 = 0, x2 = 0, t = 0;
float fx1 = 0, fdx1 = 0;
int main()
{
printf("PROGRAM FOR NEWTON RAPHSON GENERAL");
printf("\nEnter the total no. of power : ");
scanf("%d", &user_power);
for (i = 0; i <= user_power; i++)
{
printf("\nx^%d : ", i);
scanf("%d", &coef[i]);
}
printf("\n");
printf("\n\nThe Polynomial is ");
//printing coeff.
for (i = user_power; i >= 0; i--)
{
printf("%dx^%d", coef[i], i);
}
printf("\n\nIntial x1 -> ");
scanf("%f", &x1);
printf("Iteration\tX1\tFX1\tF'X1");
do
{
cnt++;
fx1 = fdx1 = 0;
for (i = user_power; i >= 1; i--)
{
fx1 += coef[i] * (pow(x1, i));
}
fx1 += coef[0];
for (i = user_power; i >= 0; i--)
{
fdx1 += coef[i] * (i * pow(x1, (i - 1)));
}
t = x2;
x2 = (x1 - (fx1 / fdx1));
x1 = x2;
printf("\n\t%d\t%.3f\t%.3f\t%.3f ", cnt, x2, fx1, fdx1);
}
while ((fabs(t - x1)) >= 0.0001);
printf("\n\nThe root of equation is %f", x2);
return 0;
}
@C_Codings
62 093
88. Program to find nCr & nPr.
#include<stdio.h>
#include<conio.h>
long factorial(int);
long find_ncr(int, int);
long find_npr(int, int);
void main()
{
int n, r;
long ncr, npr;
clrscr();
printf("Enter the value of n and r : \n");
scanf("%d %d", &n, &r);
ncr = find_ncr(n, r);
npr = find_npr(n, r);
printf("%dC%d = %ld\n", n, r, ncr);
printf("%dP%d = %ld\n", n, r, npr);
getch();
}
long find_ncr(int n, int r)
{
long result;
result = factorial(n) / (factorial(r) * factorial(n - r));
return result;
}
long find_npr(int n, int r)
{
long result;
result = factorial(n) / factorial(n - r);
return result;
}
long factorial(int n)
{
int c;
long result = 1;
for (c = 1; c <= n; c++)
result = result * c;
return (result);
}
@C_Codings
62 093
87. Program to check the leap year.
#include<stdio.h>
#include<conio.h>
void main()
{
int year;
clrscr();
printf("Enter a year : ");
scanf("%d", &year);
if (year % 400 == 0)
printf("\n%d is a leap year.", year);
else if (year % 100 == 0)
printf("\n%d is not a leap year.", year);
else if (year % 4 == 0)
printf("\n%d is a leap year.", year);
else
printf("%d is not a leap year.", year);
getch();
}
@C_Codings
62 093
86. Program to find f(x) by Lagrange's interpolation method.
#include<stdio.h>
#include<conio.h>
void main()
{
float x[10], y[10], temp = 1, f[10], sum, p;
int i, n, j, k = 0, c;
clrscr();
printf("How many record you will enter : ");
scanf("%d", &n);
for (i = 0; i < n; i++)
{
printf("\n\nenter the value of x%d: ", i);
scanf("%f", &x[i]);
printf("\n\nEnter the value of f(x%d): ", i);
scanf("%f", &y[i]);
}
printf("\n\nEnter X for finding f(x): ");
scanf("%f", &p);
for (i = 0; i < n; i++)
{
temp = 1;
k = i;
for (j = 0; j < n; j++)
{
if (k == j)
{
continue;
}
else
{
temp = temp * ((p - x[j]) / (x[k] - x[j]));
}
}
f[i] = y[i] * temp;
}
for (i = 0; i < n; i++)
{
sum = sum + f[i];
}
printf("\n\nf(%.1f) = %f ", p, sum);
getch();
}
@C_Codings
62 093
85. Program to convert Decimal numbers to Binary.
#include<stdio.h>
#include<conio.h>
void main()
{
int n, c, k;
clrscr();
printf("Enter a decimal number : ");
scanf("%d", &n);
printf("\n%d in binary number system is : ", n);
for (c = 31; c >= 0; c--)
{
k = n >> c;
if (k & 1)
{
printf("1");
}
else
{
printf("0");
}
}
printf("\n");
getch();
}
@C_Codings
