/**
* Funcao Gerar Binario
* @brief Converte cada caractere impresso no arquivo comprimido para a codificacao binaria correspondente ao seu numero na tabela ASCII
* Os numeros binarios correspondentes a cada caractere sao colocados na sequencia em que aparecem num vetor maior. Este sera usado na decodificacao e restauracao do arquivo original
*/
void gerar_binario (FILE* arq, char codificacao[], int tamanho)
{
int i=0, j=0, total = 0;
char vetor[9], c;
unsigned char caractere;
while (!feof(arq))
{
if(total >= tamanho)
{
fread(&c,sizeof(char),1,arq);
codificacao[i] = c;
i++;
}
else
{
fread(&caractere,sizeof(unsigned char),1,arq);
dec_bin((int) caractere, vetor);
for (j=0; vetor[j]!=0; j++)
{
codificacao[i] = vetor[j];
i++;
}
if(j == 8)
{
for(j=0; j<9; j++)
vetor[j] = 0;
}
total++;
}
}
codificacao[i]=0;
}
int main(){
char z;
z=getchar();
while(z!=EOF)
{
if(z!='\n') dec_bin(z);
z=getchar();
}
}
int main()
{
int input = 0;
printf("\nEnter a negative value to exit.\n\n");
while (input >= 0)
{
printf("Digit (0-255): ");
scanf("%d", &input);
if (input >= 0 && input <= 255)
dec_bin(input);
}
return 0;
}
int main()
{
int choice, res, no1, no2, ch;
double n, m, s1, s2, res1, ans, val, num;
float x, y;
double result = 0, n1 = 0, fradecimal;
long y1;
char c;
char frabinary[100], hexa[MAX];
long int binaryval;
div_t1 temp;
poly * poly1, * poly2, * poly3;
FILE *fp;
printf("\n\n....NEW USER FIRST READ THE MANUAL TEXT FILE TO UNDERSTANS THE FUNCTIONS USAGE....\n\n");
while(1) {
printmenu1();
printf("Enter your choice\n");
scanf("%d", &ch);
switch(ch) {
case 1:
fp = fopen("Manual.txt", "r");
if(!fp)
printf("Cannot open file\n");
while((c = fgetc(fp) )!= EOF)
printf("%c", c);
fclose(fp);
break;
case 2:
while(1) {
printmenu();
printf("Enter your choice\n");
scanf("%d" ,&choice);
switch(choice) {
case 1:
printf(".....sqrt() function finds the square root of a number.....\n");
printf("Enter your number:\n");
scanf("%lf", &n);
m = sqrt(n); //square root
if( m == 0) {
printf(" You entered negative number\n");
break;
}
printf("square root is %.3lf\n", m);
waita();
break;
case 2:
printf(".....mod() finds remainder when one number is divided by 2nd number.....\n");
printf("enter the number to be divided :\t\n");
scanf("%lf",&s1);
printf("enter the divisor:\t\n");
scanf("%lf",&s2);
ans = fmod(s1, s2); //remainder
printf("remainder is : %lf\n", ans);
waita();
break;
case 3:
printf(".....fabs() finds the absolute value of floating point number.....\n");
printf("Enter the number to find the absolute value\n");
scanf("%lf", &val);
res1 = fabs(val); //absolute value
printf("The absolute value of %lf is %lf\n", val, res1);
waita();
break;
case 4:
printf(".....ceilx() function finds ceil value of a number.....\n");
printf("Enter the value\n");
scanf("%lf", &val);
ans = ceilx(val); //ceil function
printf("Value=%lf\n", ans);
waita();
break;
case 5:
printf(".....floorx() function finds floor value of a number.....\n");
printf("Enter the value\n");
scanf("%lf", &val);
ans = floorx(val); //floor function
printf("Value=%lf\n", ans);
waita();
break;
case 6:
printf(".....expoential() function finds expoential value of a number i.e. e^x.....\n");
printf("Enter the value of x\n");
scanf("%lf", &n);
printf("e^x = %lf\n", exponential(n)); //exponential function
waita();
break;
case 7:
printf(".....hypot()finds the value of hypotenuse when two sides are given.....\n");
printf("Enter sides: \n");
scanf ("%lf %lf",&s1,&s2);
printf("Hypotenus of %f %f is: %f\n", s1, s2,hypot(s1,s2)); //hypotenuse function
waita();
break;
case 8:
printf(".....cbrt() finds the cube root of proper number i.e. cbrt(8)= 2.....\n");
printf("enter the number to find the cube root\n");
scanf("%lf",&n1);
if(n1 < 0) {
printf("enter only +ve integer value\n");
waita();
break;
}
result = cbrtx(n1); //cube root function
if(result)
printf("cube root of %lf is %lf\n",n1,result);
else {
printf("not a proper value for finding the cube root\n");
waita();
break;
}
waita();
break;
case 9:
printf(".....pow() function finds the x^y power.....\n");
printf("Enter the number and the power\n");
scanf("%lf%lf", &s1, &s2);
res1 = Pow(s1, s2); //power function
printf("The %lf^%lf is %lf\n", s1, s2, res1);
waita();
break;
case 10:
printf(".....trunc() function truncates the floating points.....\n");
printf("Enter the value for truncating\n");
scanf("%lf", &s1);
res1 = trunc(s1); // truncating a number
printf("The value after truncating is %lf\n", res1);
waita();
break;
case 11:
printf(".....round() function rounds up a floating point number..... \n");
printf("Enter the value for rounding\n");
scanf("%lf", &s1);
res1 = round(s1); //rounding a number
printf("The value after rounding is %lf\n", res1);
waita();
break;
case 12:
printf(".....abs() function finds absolute value of integer number.....\n");
printf("Enter the integer number to find the absolute value\n");
scanf("%lf", &n);
if(n - (int)n == 0) {
res = abs(n); //absolute value
printf("The absolute value of %lf is %d\n", n, res);
waita();
break;
}
else {
printf("Enter integer number\n");
waita();
break;
}
waita();
break;
case 13:
printf(".....fmax() function finds maximum between two numbers.....\n");
printf("Enter two numbers to find maximun number\n");
scanf("%lf%lf", &s1, &s2);
res1 = fmax(s1,s2);
printf("The max number is %f\n",res1);
waita();
break;
case 14:
printf(".....fmin() function finds minimum between two numbers.....\n");
printf("Enter two numbers to find minimum number\n");
scanf("%lf%lf", &s1, &s2);
res1 = fmin(s1,s2);
printf("The min number is %f\n",res1);
waita();
break;
case 15:
printf(".....fdim()finds +ve difference bet^n 2 no's & if fails it returns 0.....\n");
printf("Enter two numbers to find difference of two numbers\n");
scanf("%lf%lf", &s1, &s2);
res1 = fdim(s1,s2);
if(res1 == 0) {
printf("This functions returns 0 when first number is less than or equal to second number\n");
waita();
break;
}
printf("The positive Difference is %f\n",res1);
waita();
break;
case 16:
printf(".....roundf() function rounds up a floating value..... \n");
printf("Enter the value for rounding\n");
scanf("%f", &x);
y = roundf(x);
printf("The value after rounding is %f\n", y);
waita();
break;
case 17:
printf(".....lround() function rounds up a long value.....\n");
printf("Enter the value for rounding\n");
scanf("%lf", &n);
y1 = lround(n);
printf("The value after rounding is %li\n", y1);
waita();
break;
case 18:
printf(".....add_poly() function adds two polynomials.....\n");
printf("\nCreate 1st expression\n");
create(&poly1);
printf("\nStored the 1st expression");
show(poly1);
printf("\nCreate 2nd expression\n");
create(&poly2);
printf("\nStored the 2nd expression");
show(poly2);
add_poly(&poly3, poly1, poly2);
show(poly3);
waita();
break;
case 19:
printf(".....sub_poly() function subtract two polynomials..... \n");
printf("\nCreate 1st expression\n");
create(&poly1);
printf("\nStored the 1st expression");
show(poly1);
printf("\nCreate 2nd expression\n");
create(&poly2);
printf("\nStored the 2nd expression");
show(poly2);
sub_poly(&poly3, poly1, poly2);
show(poly3);
waita();
break;
case 20:
printf(".....division() function givesquotient and remainder after division.....\n");
printf("Enter divident\n");
scanf("%d", &no1);
printf("Enter divisor\n");
scanf("%d", &no2);
temp = division(no1, no2);
printf("quotient=%d\tremainder=%d\n", temp.quot, temp.rem);
waita();
break;
case 21:
printf(".....ldexp() function returns value * 2^expoential..... \n");
printf("Enter the value\n");
scanf("%lf", &n);
printf("Enter the integer exponent\n");
scanf("%d", &no1);
m = ldexp(n, no1);
printf("value=%lf\n", m);
waita();
break;;
case 22:
printf(".....exp2() function returns 2^expoential.....\n");
printf("Enter the expoential\n");
scanf("%lf", &n);
m = exp2(n);
printf("exp2(%lf)=%lf\n", n, m);
waita();
break;
case 23:
printf(".....tgamma() fuction calculates gamma value.....\n");
printf("Enter the number to find gamma value\n");
scanf("%lf", &num);
if( num <= 0) {
printf("Gamma of negative number and 0 is not defined \n");
waita();
break;
}
ans = tgamma(num);
printf("gamma(%lf)=%lf\n", num, ans);
waita();
break;
case 24:
printf(".....fact() function returns factorial of a number..... \n");
printf("Enter number to find factorial\n");
scanf("%lf", &n);
ans = fact(n);
printf("The factorial of %lf is %lf\n", n, ans);
waita();
break;
case 25:
printf(".....square() function calculates square of a number.....\n");
printf("Enter number to find square of entered number\n");
scanf("%lf", &n);
ans = square(n);
printf("The square of %lf is %lf\n",n, ans);
waita();
break;
case 26:
printf(".....cube() function calculates cube of a number..... \n");
printf("Enter number to find cube of a entered number\n");
scanf("%lf", &n);
ans = cube(n);
printf("The cube of %lf is %lf\n",n, ans);
waita();
break;
case 27:
printf("dec_bin() function converts decimal number into binary \n");
printf("Enter any fractional Decimal number\n");
scanf("%lf", &fradecimal);
printf("eduivalent binary value is %lf\n",dec_bin(fradecimal));
waita();
break;
case 28:
printf("bin_dec() function converts binary number into decimal \n");
printf("Enter any fractional Binary number\n");
scanf("%s", frabinary);
printf("eduivalent decimal value is %lf\n",bin_dec(frabinary));
waita();
break;
case 29:
printf("This fun. converts decimal number to octal number\n");
printf("Enter a decimal number:\n ");
scanf("%d", &no1);
printf("%d in decimal = %d in octal\n", no1, decimal_octal(no1));
waita();
break;
case 30:
printf("This fun. converts octal number to decimal number\n");
printf("Enter a octal number:\n ");
scanf("%d", &no1);
printf("%d in octal = %d in decimal\n", no1, decimal_octal(no1));
waita();
break;
case 31:
printf("This fun. converts binary number to octal number\n");
printf("Enter a binary number:\n ");
scanf("%d",&no1);
printf("%d in binary = %d in octal\n", no1, binary_octal(no1));
waita();
break;
case 32:
printf("This fun. converts octal number to binary number\n");
printf("Enter a octal number:\n ");
scanf("%d",&no1);
printf("%d in octal = %d in binary\n",no1, octal_binary(no1));
waita();
break;
case 33:
printf("This function converts binary into hex number\n");
printf("Enter the binary number:\n ");
scanf("%ld", &binaryval);
printf("Equivalent hexadecimal value: %lX\n", binary_hex(binaryval));
waita();
break;
case 34:
printf("This function converts hex into binary number\n");
printf("Enter the value for hexadecimal\n ");
scanf("%s", hexa);
hex_binary(hexa);
waita();
break;
case 35:
return 0;
default:
printf(".....wrong choice.....\n");
}
}
case 3:
return 0;
default:
printf("Invalid Choice\n");
}
}
return 0;
}
