commit b4c95c3ee1144a298a308ae9996aa767022c68af
parent d524e233454e6048afa46064c4207ad8bf0b1743
Author: thing1 <thing1@seacrossedlovers.xyz>
Date: Tue, 28 Oct 2025 17:36:22 +0000
did a lab
Diffstat:
4 files changed, 114 insertions(+), 0 deletions(-)
diff --git a/CS12020/labs/lab5/Makefile b/CS12020/labs/lab5/Makefile
@@ -0,0 +1,10 @@
+all: compile upload
+
+upload: compile
+ arduino-cli upload --fqbn arduino:avr:uno . -p /dev/ttyACM0
+
+compile: lab5.ino
+ arduino-cli compile --fqbn arduino:avr:uno .
+
+monitor:
+ arduino-cli monitor -p /dev/ttyACM0
diff --git a/CS12020/labs/lab5/lab5.ino b/CS12020/labs/lab5/lab5.ino
@@ -0,0 +1,81 @@
+#include "util.h"
+
+#define NUMBER_OF_RUNNERS 16
+
+/* DO NOT TOUCH, cursed, fills in printf, it works don't question */
+#define fill_printf_from_secs(t) (int)(t % 60), \
+ (int)((int)(t / 60) % 60), \
+ (int)((int)((int)(t / 60) / 60) % 60)
+
+const char *order[] = {"Secs", "Mins", "Hours"};
+const int time_orders = SIZE(order);
+
+const char *sports[] = {"swim", "cycle", "run"};
+const int number_of_sports = SIZE(sports);
+
+int
+input_time(const char *order, const char *sport) {
+ SEprintf("How many %s did %s take: ", order, sport);
+ return readint();
+}
+
+int
+input_sport(const char *sport, int times[time_orders]) {
+ for (int i = 0; i < time_orders; i++)
+ if ((times[i] = input_time(order[i], sport)) == -1)
+ return 1;
+ return 0;
+}
+
+void
+normalize(int times[time_orders]) {
+ for (int i = 0; i < time_orders - 1; i++) {
+ times[i + 1] += times[i] / 60;
+ times[i] %= 60;
+ }
+}
+
+long
+in_secs(int time[number_of_sports]) {
+ return (long)((time[0]) + (time[1] * 60) + (time[2] * 60 * 60));
+}
+
+void
+setup() {
+ Serial.begin(9600);
+
+ int sport_times[number_of_sports + 1][time_orders] = {0};
+ long times[NUMBER_OF_RUNNERS] = {0};
+ int runner;
+
+ for (runner = 0; runner < NUMBER_OF_RUNNERS; runner++) {
+ memset(sport_times, 0, sizeof(sport_times));
+ for (int i = 0; i < number_of_sports; i++) {
+ if (input_sport(sports[i], sport_times[i]))
+ goto end;
+ }
+
+ for (int i = 0; i < number_of_sports; i++)
+ for (int j = 0; j < time_orders; j++)
+ sport_times[time_orders][j] += sport_times[i][j];
+
+ normalize(sport_times[3]);
+ times[runner] = in_secs(sport_times[time_orders]);
+
+ SEprintf("Total time: %dsec %dmin %dhr.\n", fill_printf_from_secs((long)times[runner]));
+ }
+end:
+ int best_index = -1;
+ long best = -1;
+ for (int i = 0; i < runner; i++) {
+ if (best < times[i]) {
+ best = times[i];
+ best_index = i;
+ }
+
+ SEprintf("Runner %d: %dsec %dmin %dhr.\n", i + 1, fill_printf_from_secs(times[i]));
+ }
+ SEprintf("The best runner was runner %d, with a time of %dsec %dmin %dhr.\n", best_index + 1, fill_printf_from_secs(best));
+}
+
+void loop() {}
diff --git a/CS12020/labs/lab5/util.h b/CS12020/labs/lab5/util.h
@@ -0,0 +1,21 @@
+#define SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
+
+void
+SEprintf(const char *fmt, ...) {
+ static char sbuf[64] = { 0 };
+ va_list ap;
+
+ va_start(ap, fmt);
+ vsnprintf(sbuf, 64, fmt, ap);
+ va_end(ap);
+
+ Serial.print(sbuf);
+}
+
+int
+readint() {
+ while (!Serial.available()) ;
+ int i = Serial.parseInt();
+ SEprintf("\n");
+ return i;
+}
diff --git a/MP10610/28.10.25.md b/MP10610/28.10.25.md
@@ -0,0 +1,2 @@
+28/10/25
+========
