removed some includes

day6/day6a.c

@@ -1,27 +1,29 @@
-#include <stdlib.h>
 #include <stdio.h>
-#include <string.h>
-#include <limits.h>
-#include <math.h>
-#include <ctype.h>
 
-#define RACES 4
+#define RACES 1
 
 int main()
 {
 	// unsigned long int times[RACES] = {7, 15, 30};
 	// unsigned long int distances[RACES] = {9, 40, 200};
-	unsigned long int times[RACES] = {44, 80, 65, 72};
+	// unsigned long int times[RACES] = {44, 80, 65, 72};
-	unsigned long int distances[RACES] = {208, 1581, 1050, 1102};
+	// unsigned long int distances[RACES] = {208, 1581, 1050, 1102};
+
+	// part c - set RACES to 1
+	// unsigned long int times = 71530;
+	// unsigned long int distances = 940200;
+	unsigned long int times = 44806572;
+	unsigned long int distances = 208158110501102;
+
 	unsigned long int numWins[RACES] = {0};
 	unsigned long int range = 0;
 	unsigned long int sum = 1;
 
 	for (unsigned long int i = 0; i < RACES; i++) {
-		for (unsigned long int j = 0; j < times[i]; j++) {
+		for (unsigned long int j = 0; j < times; j++) {
-			range = j * (times[i] - j);
+			range = j * (times - j);
-			printf("%d = %d * (%d - %d)\n", range, j, times[i], j);
+			// printf("%ul = %ul * (%ul - %ul)\n", range, j, times, j);
-			if (range > distances[i]) numWins[i]++;
+			if (range > distances) numWins[i]++;
 		}
 		if (numWins[i] > 0) sum *= numWins[i];
 	}