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Comment:201506 1st star
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SHA3-256: e9f61cfc4a570c933afa05af5aacc0d3bb14d72650658020792998814b79e27d
User & Date: nnz on 2024-12-15 15:51:21
Other Links: manifest | tags
Context
2024-12-15
16:42
201506 2nd star check-in: 9aa8be0d39 user: nnz tags: trunk
15:51
201506 1st star check-in: e9f61cfc4a user: nnz tags: trunk
13:12
201505 reworked my solution check-in: 02e370e22c user: nnz tags: trunk
Changes
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Modified aoc2015.c from [0dc60fd2e9] to [3e3bef2904]. 


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#include <ctype.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "aocdailies.h"
#include "aocutils.h"

static void gridchange(bool *grid, int v,
                       unsigned r1, unsigned c1, unsigned r2, unsigned c2) {
    unsigned firstrow = (r1 < r2) ? r1 : r2;
    unsigned lastrow = (r1 < r2) ? r2 : r1;
    unsigned firstcol = (c1 < c2) ? c1 : c2;
    unsigned lastcol = (c1 < c2) ? c2 : c1;
    for (unsigned row = firstrow; row <= lastrow; row++) {
        for (unsigned col = firstcol; col <= lastcol; col++) {
            grid[1000*row + col] = (v < 0) ? !grid[1000*row + col] : !!v;
        }
    }
}

void aoc201506(char *data, size_t len) {
    (void)len; // unused argument
    bool *grid_ptr = calloc(1000 * 1000, 1);
    char *line = strtok(data, "\n");
    while (line) {
        unsigned x1, x2, y1, y2;
        char *err = line;
        while (!isdigit((unsigned char)*err)) err++;
        y1 = strtoul(err, &err, 10); err++;
        x1 = strtoul(err, &err, 10); while (!isdigit((unsigned char)*err)) err++;
        y2 = strtoul(err, &err, 10); err++;
        x2 = strtoul(err, &err, 10);
        if (line[6] == 'n') gridchange(grid_ptr, 1, y1, x1, y2, x2);
        if (line[6] == 'f') gridchange(grid_ptr, 0, y1, x1, y2, x2);
        if (line[6] == ' ') gridchange(grid_ptr, -1, y1, x1, y2, x2);
        line = strtok(NULL, "\n");
    }
    unsigned lit = 0;
    for (unsigned row = 0; row < 1000; row++) {
        for (unsigned col = 0; col < 1000; col++) {
            lit += grid_ptr[1000*row + col];
        }
    }
    free(grid_ptr);
    printf("After following the instructions, there are %u lights lit.\n", lit);
}

void aoc201505(char *data, size_t len) {
    (void)len; // unused argument
    unsigned nice = 0, nice2 = 0;
    char *line = strtok(data, "\n"), *curr;
    while (line) {
        unsigned vowels = 0;




︙







Modified aocdailies.c
from [f37c08030f]
to [6a934371b2].




︙


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        case 201513: p = aoc201513; break;
        case 201512: p = aoc201512; break;
        case 201511: p = aoc201511; break;
        case 201510: p = aoc201510; break;
        case 201509: p = aoc201509; break;
        case 201508: p = aoc201508; break;
        case 201507: p = aoc201507; break;
        case 201506: p = aoc201506; break;
        #endif
        case 201506: p = aoc201506; break;
        case 201505: p = aoc201505; break;
        case 201504: p = aoc201504; break;
        case 201503: p = aoc201503; break;
        case 201502: p = aoc201502; break;
        case 201501: p = aoc201501; break;

    }




︙







Modified aocdailies.h
from [3ea2baaa69]
to [9f91169762].




︙


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aocfunc aoc201513;
aocfunc aoc201512;
aocfunc aoc201511;
aocfunc aoc201510;
aocfunc aoc201509;
aocfunc aoc201508;
aocfunc aoc201507;
aocfunc aoc201506;
#endif
aocfunc aoc201506;
aocfunc aoc201505;
aocfunc aoc201504;
aocfunc aoc201503;
aocfunc aoc201502;
aocfunc aoc201501;

#endif