TheShinyMelon/AOC_2022
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Fixed Day 4. Still looks very adventurous.

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TheShinyMelon 2022-12-05 23:41:45 +01:00
parent 706036e2f3
commit f4eb982e72
2 changed files with 27 additions and 32 deletions
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2
4/input.txt
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@ -997,4 +997,4 @@
2-4,3-51 2-4,3-51
12-51,5-12 12-51,5-12
18-32,18-33 18-32,18-33
29-84,15-83 29-84,15-83

57
4/tuer4.c
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@ -1,61 +1,56 @@
#include <stdio.h> #include <stdio.h>
#include <string.h>
int numarr_to_int(char numarr[2], int tpos) {
int numarr_to_int(char numarr[2]) { //printf("- D: %i; %i -\n", numarr[0]-'0', numarr[1]-'0'); //DEBUG
return (( (numarr[1] - '0') * 10 ) + (numarr[0] - '0')); if(tpos==0) { return (numarr[1] - '0'); }
else { return (( (numarr[1] - '0') * 10 ) + (numarr[0] - '0')); }
} }
int main() { void clear_num_arr(char numarr[2]) {
numarr[0] = '0'; numarr[1] = '0';
}
int main() { //Hi. The input-file has to have an empty line at the end. Sorry.
FILE *input_file = fopen("./input.txt", "r");; FILE *input_file = fopen("./input.txt", "r");;
fseek(input_file, 0, SEEK_END); fseek(input_file, 0, SEEK_END);
int if_size = ftell(input_file); int if_size = ftell(input_file);
fseek(input_file, 0, SEEK_SET); fseek(input_file, 0, SEEK_SET);
char input[if_size]; char input[if_size];
char c[1]; char c[1];
int val_arr[4]; int val_arr[4];
int pos = 0; int pos = 0;
char tmp_num[2]; char tmp_num[2];
int tmp_pos = 0; int tmp_pos = 1;
int fully = 0; int fully = 0;
int at_all = 0;
do { do {
c[0] = fgetc(input_file); c[0] = fgetc(input_file);
if((c[0] == (char)-1)) break;
if(c[0] == '-') { if(c[0]=='-' || c[0]==',') {
tmp_pos = 0; val_arr[pos] = numarr_to_int(tmp_num, tmp_pos);
val_arr[pos] = numarr_to_int(tmp_num); tmp_pos = 1;
//printf("%i; %i; %i; %i\r\n", val_arr[0],val_arr[1],val_arr[2],val_arr[3]); clear_num_arr(tmp_num);
pos++; pos++;
continue; continue;
} }
if(c[0] == ',') { if(c[0]=='\n' || c[0]=='\r') {
tmp_pos = 0; val_arr[pos] = numarr_to_int(tmp_num, tmp_pos);
val_arr[pos] = numarr_to_int(tmp_num); tmp_pos = 1;
pos++; clear_num_arr(tmp_num);
continue;
}
if(c[0] == '\n') {
tmp_pos = 0;
pos = 0; pos = 0;
//printf("%i; %i; %i; %i\r\n", val_arr[0], val_arr[1], val_arr[2], val_arr[3]); //DEBUG
printf("%i; %i; %i; %i\r\n", val_arr[0],val_arr[1],val_arr[2],val_arr[3]); if((val_arr[0]>=val_arr[2] && val_arr[1]<=val_arr[3]) || (val_arr[2]>=val_arr[0] && val_arr[3]<=val_arr[1])) fully++;
if(val_arr[0]<val_arr[1] && val_arr[2]>val_arr[3]) fully++; if((val_arr[1]>=val_arr[2] && val_arr[0]<=val_arr[3]) || (val_arr[3]>=val_arr[0] && val_arr[2]<=val_arr[1])) at_all++;
continue; continue;
} }
tmp_num[tmp_pos] = c[0]; tmp_num[tmp_pos] = c[0];
tmp_pos++; tmp_pos--;
} }
while(c[0] != (char)-1); while(c[0] != (char)-1);
printf("~UwU Twying c todayw, awwen't we master? *^w^* Hewe is youww wesult: UmU~ : %i\r\n", fully); printf("~UwU Twying c todayw, awwen't we master? *^w^* Hewe is youww wesult: UmU~ : %i\r\n", fully);
printf("!OwO WHat wAs thAt MAstaww?!?! You wouwd like additioneww infowmatiown?!: UmU~ : %i\r\n", at_all);
return 0; return 0;
} }