Archived
63 lines
1.5 KiB
C
Executable File
63 lines
1.5 KiB
C
Executable File
/*
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16.Вычислить разность двух обыкновенных дробей. Ответ дать в виде обыкновенной и в виде десятичной дробей. Числители и знаменатели относятся к целому типу данных.*/
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#include <stdio.h>
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#include <math.h>
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typedef struct Fraction
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{
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int up;
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int down;
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} fraction;
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int GCD(int a, int b)
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{
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int result = (a < b) ? a : b;
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while (result > 0)
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{
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if (a % result == 0 && b % result == 0)
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{
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break;
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}
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result--;
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}
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return result;
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}
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int LCM(int a, int b)
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{
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return a / GCD(a, b) * b;
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}
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void printSumFraction(fraction fraction_1, fraction fraction_2)
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{
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int a = fraction_1.up;
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int b = fraction_1.down;
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int c = fraction_2.up;
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int d = fraction_2.down;
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/*
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a c
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- - -
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b d
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*/
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int lcm = LCM(b, d);
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int answer_up = a * (lcm / b) - c * (lcm / d);
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printf("%2d %2d %2d * %2d - %2d %2d\n", a, c, a, lcm / b, c * lcm / d, a * (lcm / b) - c * (lcm / d));
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printf("-- - -- = ------------ = -- = %.3lf\n", (double)answer_up / lcm);
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printf("%2d %2d %2d %2d\n", b, d, lcm, lcm);
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}
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int main()
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{
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fraction first;
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fraction second;
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printf("Enter a b c and d: ");
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scanf("%d %d %d %d", &first.up, &first.down, &second.up, &second.down);
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printSumFraction(first, second);
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return 0;
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} |