#include "stdio.h"
#include "stdlib.h"
#include "math.h"
int *decToBin(int decimal, int numBits, int binary[]) {
int tmp, i;
tmp = --numBits;
for(i=tmp; i>=0; i--)
binary[i] = 0;
while (decimal > 0) {
binary[numBits--] = decimal%2;
decimal/=2;
}
return binary;
}
char check(int dec)
{
switch(dec)
{
case 10: return 'A';
case 11: return 'B';
case 12: return 'C';
case 13: return 'D';
case 14: return 'E';
case 15: return 'F';
}
}
void real()
{
int *binary,*eksponensial,*bin,*bin1,i,j,add_r=0,eks=0,power,flag;
char str[10];
int bit_eks,bitx,bit_mantissa,numBits,dec_temp,dec_r_temp;
float dec,dec1,new_dec,dec_l,dec_r;
printf("REAL POINT REPRESENTATION\n");
printf("=========================\n\n");
printf("Number bits of mantissa= ");
scanf("%d",&bit_mantissa);
printf("Number bits of eksponential= ");
scanf("%d",&bit_eks);
printf("Decimal Number= ");
scanf("%f",&dec);
//printf("%f",dec);
printf("\n");
//================FOR HEXADECIMAL===================
if(dec<0)
dec1=-dec;
else
dec1=dec;
printf("Hexa= %s",itoa(dec1, str, 16));
bin=(int *)malloc(sizeof(int)*(bit_mantissa/4));
if(dec<0)
{
new_dec=-1*dec;
flag=1;
}
else
new_dec=dec;
//printf("\n\n%f\n\n",new_dec);
if((new_dec>0)&&(new_dec<1))
{
printf(".");
add_r=0;
i=0;
dec_r=new_dec;
//dec_r_eks=new_dec;
while(i<=(bit_mantissa/4))
{
dec_temp=dec_r*16;
bin[i]=dec_temp;
if(dec_temp<=9)
printf("%d",bin[i]);
else
printf("%c",check(bin[i]));
dec_r=dec_r*16-dec_temp;
i++;
//if(dec_temp!=0)
// add_r++;
}
i=0;
while(bin[i]==0) //checking exponential
{
eks++;
i++;
}
eks=-eks;
}
else
{
dec_l=new_dec;
eks=0;
//printf("\n%f\n",dec_l);
while (dec_l>1)
{
dec_l/=16;
//printf("%f\n",dec_l);
eks++;
}
add_r=0;
//printf("masuk2");
/*if(dec<0)
dec_temp=floor(new_dec);
else*/
dec_temp=floor(new_dec);
dec_r=new_dec-dec_temp;
//printf("\n\n%f\n\n",new_dec);
if(dec_r>0 && dec_r<1)
{
printf(".");
add_r=0;
while(add_r<(bit_mantissa/4))
{
dec_temp=dec_r*16;
bin[add_r]=dec_temp;
if(dec_temp<=9)
printf("%d",bin[add_r]);
else
printf("%c",check(bin[add_r]));
dec_r=dec_r*16-dec_temp;
add_r++;
}
}
else if(dec_r==0)
{
add_r=0;
while(add_r<(bit_mantissa/4))
{
bin[add_r]=0;
add_r++;
}
}
}
power=pow(2,bit_eks)/2; //1024
printf("\n\nFPR for R=16\n");
//sign
if(flag==1)
{
printf("1 ");
}
else
{
printf("0 ");
//bitx=power+eks;
}
//bikin eksponensial
bitx=power+eks;
//printf("%d %d %d",eks,power,bitx);
//nampilin eksponensial
eksponensial = (int *)malloc(sizeof(int)* bit_eks);
eksponensial=decToBin(bitx, bit_eks, eksponensial);
for (i=0; i<bit_eks; i++)
printf("%d", eksponensial[i]);
printf(" ");
//nampilin mantissa
if((new_dec>0)&&(new_dec<1))
{
binary = (int *)malloc(sizeof(int)*4);
add_r=-eks;
j=0;
while(j<(bit_mantissa/4))
{
binary = decToBin(bin[add_r],4,binary);
for (i=0; i<4; i++)
printf("%d", binary[i]);
j++;
add_r++;
}
}
else
{
dec_temp=new_dec;
j=0;
//printf("%d",dec_temp);
numBits=eks*4;
//printf("%d %d", numBits,eks);
binary = (int *)malloc(sizeof(int)* numBits);
/*while(dec_temp>0)
{
dec_temp1=dec_temp % 16;
binary = decToBin(dec_temp1,4,binary);
for (i=0; i<4; i++)
printf("%d", binary[i]);
j++;
dec_temp/=16;
}*/
binary = decToBin(dec_temp, numBits, binary);
for (i=0; i<numBits; i++)
printf("%d", binary[i]);
add_r=0;
j=eks;
while(j<(bit_mantissa/4))
{
binary = decToBin(bin[add_r],4,binary);
for (i=0; i<4; i++)
printf("%d", binary[i]);
j++;
add_r++;
}
/*binary = decToBin(dec,numBits,binary);
for (i=0; i<numBits; i++)
printf("%d", binary[i]);
for(i=1;i<=(bit_mantissa-numBits);i++)
printf("0");
printf("\n\n");*/
}
printf("\n\n");
//=====================OCTAL===============================
printf("Octal= %s",itoa(dec1, str, 8));
bin=(int *)malloc(sizeof(int)*(ceil(bit_mantissa/3)));
if(dec<0)
{
new_dec=-1*dec;
flag=1;
}
else
new_dec=dec;
//printf("\n\n%f\n\n",new_dec);
eks=0;
if((new_dec>0)&&(new_dec<1))
{
printf(".");
add_r=0;
i=0;
dec_r=new_dec;
//dec_r_eks=new_dec;
while(i<=(bit_mantissa/2))
{
dec_temp=dec_r*8;
bin[i]=dec_temp;
printf("%d",bin[i]);
dec_r=dec_r*8-dec_temp;
i++;
//if(dec_temp!=0)
//add_r++;
}
i=0;
while(bin[i]==0)
{
eks++;
i++;
}
eks=-eks;
}
else
{
dec_l=new_dec;
eks=0;
//printf("\n%f\n",dec_l);
while (dec_l>1)
{
dec_l/=8;
//printf("%f\n",dec_l);
eks++;
}
add_r=0;
//printf("masuk2");
/*if(dec<0)
dec_temp=-floor(dec);
else*/
dec_temp=floor(new_dec);
dec_r=new_dec-dec_temp;
//printf("\n\n%f\n\n",new_dec);
if(dec_r>0 && dec_r<1)
{
printf(".");
add_r=0;
while(add_r<(ceil(bit_mantissa/3)))
{
dec_temp=dec_r*8;
bin[add_r]=dec_temp;
printf("%d",bin[add_r]);
dec_r=dec_r*8-dec_temp;
add_r++;
}
}
else if(dec_r==0)
{
add_r=0;
while(add_r<(ceil(bit_mantissa/3)))
{
bin[add_r]=0;
add_r++;
}
}
}
power=pow(2,bit_eks)/2; //1024
printf("\n\nFPR for R=8\n");
//sign
if(flag==1)
{
printf("1 ");
}
else
{
printf("0 ");
//bitx=power+eks;
}
//bikin eksponensial
bitx=power+eks;
//printf("%d %d %d",eks,power,bitx);
//nampilin eksponensial
eksponensial = (int *)malloc(sizeof(int)* bit_eks);
eksponensial=decToBin(bitx, bit_eks, eksponensial);
for (i=0; i<bit_eks; i++)
printf("%d", eksponensial[i]);
printf(" ");
//nampilin mantissa
if((new_dec>0)&&(new_dec<1))
{
binary = (int *)malloc(sizeof(int)*3);
add_r=-eks;
j=0;
while(j<(ceil(bit_mantissa/3)))
{
binary = decToBin(bin[add_r],3,binary);
for (i=0; i<3; i++)
printf("%d", binary[i]);
j++;
add_r++;
}
}
else
{
dec_temp=new_dec;
j=0;
//printf("%d",dec_temp);
numBits=eks*3;
//printf("%d %d", numBits,eks);
binary = (int *)malloc(sizeof(int)* numBits);
/*while(dec_temp>0)
{
dec_temp1=dec_temp % 16;
binary = decToBin(dec_temp1,4,binary);
for (i=0; i<4; i++)
printf("%d", binary[i]);
j++;
dec_temp/=16;
}*/
binary = decToBin(dec_temp, numBits, binary);
for (i=0; i<numBits; i++)
printf("%d", binary[i]);
add_r=0;
j=eks;
while(j<(ceil(bit_mantissa/3)))
{
binary = decToBin(bin[add_r],3,binary);
for (i=0; i<3; i++)
printf("%d", binary[i]);
j++;
add_r++;
}
/*binary = decToBin(dec,numBits,binary);
for (i=0; i<numBits; i++)
printf("%d", binary[i]);
for(i=1;i<=(bit_mantissa-numBits);i++)
printf("0");
printf("\n\n");*/
}
printf("\n\n");
//==============BINARY===================
printf("Binary= %s",itoa(dec1, str, 2));
bin=(int *)malloc(sizeof(int)*(ceil(bit_mantissa)));
if(dec<0)
{
new_dec=-1*dec;
flag=1;
}
else
new_dec=dec;
//printf("\n\n%f\n\n",new_dec);
eks=0;
if((new_dec>0)&&(new_dec<1))
{
printf(".");
add_r=0;
i=0;
dec_r=new_dec;
//dec_r_eks=new_dec;
while(i<=(ceil(bit_mantissa)))
{
dec_temp=dec_r*2;
bin[i]=dec_temp;
printf("%d",bin[i]);
dec_r=dec_r*2-dec_temp;
i++;
//if(dec_temp!=0)
// add_r++;
}
i=0;
while(bin[i]==0)
{
eks++;
i++;
}
eks=-eks;
}
else
{
dec_l=new_dec;
eks=0;
//printf("\n%f\n",dec_l);
while (dec_l>1)
{
dec_l/=2;
//prin
fpr.rar_mantissa
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2022-09-14
16:12:55
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fpr.rar （15个子文件） 
fpr 
fpr.dsp 4KB fpr.opt 53KB fpr.dsw 531B fpr.plg 5KB fpr.cpp 10KB fpr.ncb 41KB Debug fpr.ilk 256KB
fpr.exe 280KB fpr.bsc 57KB vc60.idb 41KB fpr.obj 18KB fpr.pch 225KB fpr.sbr 0B vc60.pdb 44KB fpr.pdb 457KB资源评论
