progress

programs/a3/main.c

@@ -0,0 +1,24 @@
+#include <stdio.h>
+
+int main(void) {
+    double a, b, c, D;
+
+    printf("a: ");
+    scanf("%lf", &a);
+    printf("b: ");
+    scanf("%lf", &b);
+    printf("c: ");
+    scanf("%lf", &c);
+
+    D = b * b - 4 * a * c;
+
+    if (D == 0.0) {
+        puts("Superposition");
+    } else if (D < 0.0) {
+        puts("Two complex answers");
+    } else if (D > 0.0) {
+        puts("Two real answers");
+    }
+
+    return 0;
+}