37 lines
815 B
C
37 lines
815 B
C
#include "libc.h"
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#include "quadratic.h"
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#include "shell.h"
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void quadratic(double a, double b, double c) {
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double sol1, sol2;
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if (a == 0) {
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printStringLen("First argument cannot be 0\n", 28);
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return;
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}
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int cond = quadSolver(a, b, c, &sol1, &sol2);
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if (cond == 0) {
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printStringLen("Not real!\n", 11);
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return;
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}
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char buffer[30] = {0};
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printStringLen("Roots for ", 11);
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ftoa(a, buffer, 10);
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printString(buffer);
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printStringLen("x^2 + ", 7);
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ftoa(b, buffer, 10);
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printString(buffer);
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printString("x + ");
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ftoa(c, buffer, 10);
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printString(buffer);
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new_line();
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ftoa(sol1, buffer, 10);
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printString(buffer);
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printStringLen(" and ", 6);
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char buffer2[30] = {0};
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ftoa(sol2, buffer2, 10);
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printString(buffer2);
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new_line();
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} |