From f2dcc77fbd07fd234111a7fa26223c8f4b5ed965 Mon Sep 17 00:00:00 2001 From: Anthony Debucquoy Date: Mon, 4 Dec 2023 22:21:12 +0100 Subject: [PATCH] D3 part 1 --- 2023/d3/Makefile | 20 +++++++ 2023/d3/d3.c | 47 ++++++++++++++++ 2023/d3/input.txt | 140 ++++++++++++++++++++++++++++++++++++++++++++++ 2023/d3/test.txt | 10 ++++ 2023/d3/test2.txt | 20 +++++++ 5 files changed, 237 insertions(+) create mode 100644 2023/d3/Makefile create mode 100644 2023/d3/d3.c create mode 100644 2023/d3/input.txt create mode 100644 2023/d3/test.txt create mode 100644 2023/d3/test2.txt diff --git a/2023/d3/Makefile b/2023/d3/Makefile new file mode 100644 index 0000000..1371548 --- /dev/null +++ b/2023/d3/Makefile @@ -0,0 +1,20 @@ +.PHONY: clean, mrproper, run +CC = gcc +CFLAGS = -g -Wall + +all: d3 + +%.o: %.c + $(CC) $(CFLAGS) -c -o $@ $< + +d3: d3.o + $(CC) $(CFLAGS) -o $@ $+ + +clean: + rm -f *.o core.* + +mrproper: clean + rm -f d3 + +run: d3 + ./$< diff --git a/2023/d3/d3.c b/2023/d3/d3.c new file mode 100644 index 0000000..4cb9e5b --- /dev/null +++ b/2023/d3/d3.c @@ -0,0 +1,47 @@ +#include +#include +#include + +/* #define WIDTH 11 */ +/* #define HEIGHT 10 */ +/* #define file "test.txt" */ + +/* #define WIDTH 21 */ +/* #define HEIGHT 20 */ +/* #define file "test2.txt" */ + +#define WIDTH 141 +#define HEIGHT 140 +#define file "input.txt" + +int main() +{ + int sum = 0; + + FILE *fd = fopen(file, "r"); + char *cnt = malloc(sizeof(cnt) * WIDTH * HEIGHT); + fread(cnt, 1, WIDTH * HEIGHT, fd); + + char num_c[4] = {0}; + for (int i = 0; i < WIDTH*HEIGHT; i++) { + int pos = 0; + bool take = false; + if(i % WIDTH != 0 && (cnt[i-1] != '.' || (i / WIDTH != 0 && cnt[i-1-WIDTH] != '.') || (i / WIDTH != HEIGHT-1 && cnt[i-1+WIDTH] != '.'))) + take = true; + while(cnt[i] >= '0' && cnt[i] <= '9'){ + if((i/WIDTH != 0 && cnt[i - WIDTH] != '.') || ( i / WIDTH != HEIGHT-1 && cnt[i + WIDTH] != '.')) + take = true; + num_c[pos++] = cnt[i++]; + } + if(i % WIDTH != (WIDTH-1) && (cnt[i] != '.' || ((i-1) / WIDTH != 0 && cnt[i-WIDTH] != '.') || ((i-1) / WIDTH != (HEIGHT-1) && cnt[i+WIDTH] != '.'))) + take = true; + num_c[pos] = 0; + if(pos > 0 && take){ + sum += atoi(num_c); + printf("%d\n", atoi(num_c)); + } + } + + printf("%d\n", sum); + return 0; +} diff --git a/2023/d3/input.txt b/2023/d3/input.txt new file mode 100644 index 0000000..5f6cd59 --- /dev/null +++ b/2023/d3/input.txt @@ -0,0 +1,140 @@ +.......................661.........................485..565.......344.......325.....................................841.....725............. +....*609..131................512.......................*................536*..............462/..-...60..424.........@....$.*................ +.316.........*.......39..................@.630......377........919...........98................789..*..*..............788..2.......=..564... +...........431...535...*...............622.-..../.................*..........*.......682...........108.116....@...-...............299....... 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