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118 lines
2.7 KiB
C
118 lines
2.7 KiB
C
/*
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* C Program to Input 2 Binary Strings and Print their Binary
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* Sum
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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int bin_verify(char []);
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void sum(char [], char [], char []);
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int main()
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{
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char bin1[33], bin2[33], result[33];
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int len1, len2, check;
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printf("Enter binary number 1: ");
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scanf("%s", bin1);
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printf("Enter binary number 2: ");
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scanf("%s", bin2);
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check = bin_verify(bin1);
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if (check)
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{
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printf("Invalid binary number %s.
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", bin1);
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exit(0);
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}
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check = bin_verify(bin2);
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if (check)
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{
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printf("Invalid binary number %s.
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", bin2);
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exit(0);
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}
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sum(bin1, bin2, result);
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printf("%s + %s = %s
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", bin1, bin2, result);
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return 0;
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}
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int bin_verify(char str[])
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{
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int i;
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for (i = 0; i < strlen(str); i++)
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{
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if ((str[i] - '0' != 1 ) && (str[i] - '0' != 0))
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{
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return 1;
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}
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}
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return 0;
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}
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void sum(char bin1[], char bin2[], char result[])
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{
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int i = strlen(bin1) - 1;
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int j = strlen(bin2) - 1;
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int carry = 0, temp, num1, num2;
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while (i > -1 && j > -1)
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{
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num1 = bin1[i] - '0';
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num2 = bin2[j] - '0';
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temp = num1 + num2 + carry;
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if (temp / 2 == 1)
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{
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carry = 1;
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temp %= 2;
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}
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if (i > j)
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{
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result[i + 1] = temp + '0';
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result[strlen(bin1) + 1] = '';
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}
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else
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{
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result[j +1] = temp + '0';
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result[strlen(bin2) + 1] = '';
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}
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i--;
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j--;
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}
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while (i > -1)
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{
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temp = bin1[i] + carry - '0';
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if (temp / 2 == 1)
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{
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carry = 1;
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temp %= 2;
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}
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result[i + 1] = temp + '0';
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i--;
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}
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while (j > -1)
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{
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temp = bin2[j] + carry - '0';
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if (temp / 2 == 1)
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{
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carry = 1;
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temp %= 2;
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}
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result[j + 1] = temp + '0';
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j--;
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}
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if (carry)
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{
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result[0] = '1';
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}
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else
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{
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result[0] = '0';
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}
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}
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Enter binary number 1: 0110
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Enter binary number 2: 1011
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0110 + 1011 = 10001
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