delete advent of code 2022

3 files changed, 0 insertions, 1196 deletions

diff --git a/advent-of-code/2022/07/1.c b/advent-of-code/2022/07/1.c
deleted file mode 100644
index 40f96a3..0000000
--- a/advent-of-code/2022/07/1.c
+++ /dev/null
@@ -1,101 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-typedef struct dir Dir;
-
-#define LOG(s) fprintf(stderr, s"\n");
-
-struct dir {
-    char name[32];
-    Dir *parent;
-    Dir *next_sibling;
-    Dir *child;
-    int size;
-};
-
-char buf[4096];
-
-Dir root = {0};
-
-int sum = 0;
-
-int totalsize(Dir *dir) {
-    if (dir == NULL) return 0;
-    int total = dir->size;
-    Dir *child = dir->child;
-    while (child != NULL) {
-        total += totalsize(child);
-        child = child->next_sibling;
-    }
-    if (total <= 100000) sum += total;
-    return total;
-}
-
-void process_ls(FILE* fp, Dir *cur) {
-    while (1) {
-        int c = fgetc(fp);
-        if (c == EOF) return;
-        ungetc(c, fp);
-        if (c == '$') {
-            return;
-        }
-        buf[0] = '\0';
-        fgets(buf, 4096, fp);
-        if (buf[0] == 'd') {
-            strtok(buf, " ");
-            char *childname = strtok(NULL, "\n");
-            Dir *newdir = malloc(sizeof(Dir));
-            strcpy(newdir->name, childname);
-            newdir->parent = cur;
-            newdir->next_sibling = cur->child;
-            newdir->child = NULL;
-            newdir->size = 0;
-            cur->child = newdir;
-        } else {
-            char *pos;
-            long fsz = strtol(buf, &pos, 10);
-            cur->size += fsz;
-        }
-    }
-}
-
-void process_cmd(FILE *fp, Dir **pcur) {
-    Dir *cur = *pcur;
-    char *cmd = strtok(buf + 2, " \n"); 
-    if (strcmp(cmd, "cd") == 0) {
-        char *param = strtok(NULL, " \n"); 
-        if (strcmp(param, "/") == 0) {
-            *pcur = &root;
-        } else if (strcmp(param, "..") == 0) {
-            *pcur = cur->parent;
-        } else {
-            Dir *t = cur->child;
-            while (t != NULL) {
-                if (strcmp(t->name, param) == 0) {
-                    *pcur = t;
-                    break;
-                } else {
-                    t = t->next_sibling;
-                }
-            }
-        }
-    } else if (strcmp(cmd, "ls") == 0) {
-        process_ls(fp, cur);
-    }
-}
-
-int main() {
-    FILE *fp = fopen("input", "r");
-    Dir *cur = &root;
-    while (fgets(buf, 4096, fp)) {
-        int len = strlen(buf);
-        if (len <= 1) continue;
-        char c = buf[0];
-        if (c == '$') {
-            process_cmd(fp, &cur);
-        }
-    }
-    totalsize(&root);
-    printf("%d\n", sum);
-}
diff --git a/advent-of-code/2022/07/2.c b/advent-of-code/2022/07/2.c
deleted file mode 100644
index d19df08..0000000
--- a/advent-of-code/2022/07/2.c
+++ /dev/null
@@ -1,106 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
-
-typedef struct dir Dir;
-
-#define LOG(s) fprintf(stderr, s"\n");
-
-struct dir {
-    char name[32];
-    Dir *parent;
-    Dir *next_sibling;
-    Dir *child;
-    int size;
-};
-
-char buf[4096];
-
-Dir root = {0};
-
-int need = INT_MAX;
-int to_del = INT_MAX;
-
-int totalsize(Dir *dir) {
-    if (dir == NULL) return 0;
-    int total = dir->size;
-    Dir *child = dir->child;
-    while (child != NULL) {
-        total += totalsize(child);
-        child = child->next_sibling;
-    }
-    if (total >= need && total < to_del) to_del = total;
-    return total;
-}
-
-void process_ls(FILE* fp, Dir *cur) {
-    while (1) {
-        int c = fgetc(fp);
-        if (c == EOF) return;
-        ungetc(c, fp);
-        if (c == '$') {
-            return;
-        }
-        buf[0] = '\0';
-        fgets(buf, 4096, fp);
-        if (buf[0] == 'd') {
-            strtok(buf, " ");
-            char *childname = strtok(NULL, "\n");
-            Dir *newdir = malloc(sizeof(Dir));
-            strcpy(newdir->name, childname);
-            newdir->parent = cur;
-            newdir->next_sibling = cur->child;
-            newdir->child = NULL;
-            newdir->size = 0;
-            cur->child = newdir;
-        } else {
-            char *pos;
-            long fsz = strtol(buf, &pos, 10);
-            cur->size += fsz;
-        }
-    }
-}
-
-void process_cmd(FILE *fp, Dir **pcur) {
-    Dir *cur = *pcur;
-    char *cmd = strtok(buf + 2, " \n"); 
-    if (strcmp(cmd, "cd") == 0) {
-        char *param = strtok(NULL, " \n"); 
-        if (strcmp(param, "/") == 0) {
-            *pcur = &root;
-        } else if (strcmp(param, "..") == 0) {
-            *pcur = cur->parent;
-        } else {
-            Dir *t = cur->child;
-            while (t != NULL) {
-                if (strcmp(t->name, param) == 0) {
-                    *pcur = t;
-                    break;
-                } else {
-                    t = t->next_sibling;
-                }
-            }
-        }
-    } else if (strcmp(cmd, "ls") == 0) {
-        process_ls(fp, cur);
-    }
-}
-
-int main() {
-    FILE *fp = fopen("input", "r");
-    Dir *cur = &root;
-    while (fgets(buf, 4096, fp)) {
-        int len = strlen(buf);
-        if (len <= 1) continue;
-        char c = buf[0];
-        if (c == '$') {
-            process_cmd(fp, &cur);
-        }
-    }
-    int total = totalsize(&root);
-    int unused = 70000000 - total;
-    need = 30000000 - unused;
-    totalsize(&root);
-    printf("%d\n", to_del);
-}
diff --git a/advent-of-code/2022/07/input b/advent-of-code/2022/07/input
deleted file mode 100644
index cd3de07..0000000
--- a/advent-of-code/2022/07/input
+++ /dev/null
@@ -1,989 +0,0 @@
-$ cd /
-$ ls
-dir bqc
-dir mwmlf
-dir ngn
-143562 nrwjb
-78449 qqvdcclf
-dir qrnm
-dir smfzmmhc
-116085 tvrms
-dir vrdrsj
-$ cd bqc
-$ ls
-5693 qqvdcclf
-$ cd ..
-$ cd mwmlf
-$ ls
-dir cmfphpc
-dir lqqshq
-dir mwmlf
-dir rlf
-dir smfzmmhc
-$ cd cmfphpc
-$ ls
-235620 tprth.gjn
-82743 vrdrsj.fbl
-$ cd ..
-$ cd lqqshq
-$ ls
-94188 crswqlvd.nsj
-dir dttthls
-60078 lbsfsspm
-dir lqp
-74624 nrwjb
-247709 tjhcqw.wrq
-267693 tvrms
-dir zshrcgfn
-$ cd dttthls
-$ ls
-109072 nrwjb
-31512 qqvdcclf
-$ cd ..
-$ cd lqp
-$ ls
-237917 nrwjb
-45489 vrdrsj.ntw
-$ cd ..
-$ cd zshrcgfn
-$ ls
-185533 smfzmmhc.zzd
-$ cd ..
-$ cd ..
-$ cd mwmlf
-$ ls
-dir bbvhpmsj
-dir mwmlf
-83589 qqvdcclf
-$ cd bbvhpmsj
-$ ls
-232123 hrvlgmjb.wrv
-137190 rlf
-21785 tghvbj.mfr
-25344 vrdrsj.swp
-$ cd ..
-$ cd mwmlf
-$ ls
-dir wnn
-$ cd wnn
-$ ls
-dir thd
-$ cd thd
-$ ls
-36125 lgt
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd rlf
-$ ls
-dir fps
-128272 lggpfj.gnr
-146745 lrdq.zgm
-dir mwmlf
-266383 mwmlf.wnp
-dir ncrlvggp
-dir qpgmrj
-$ cd fps
-$ ls
-dir rqjt
-dir wpqvmn
-$ cd rqjt
-$ ls
-175784 pcdtdblc.znj
-185424 wmstvdt.lhn
-$ cd ..
-$ cd wpqvmn
-$ ls
-141743 ljslzhjl
-$ cd ..
-$ cd ..
-$ cd mwmlf
-$ ls
-169015 rlf
-$ cd ..
-$ cd ncrlvggp
-$ ls
-81450 fqtrpm.mqr
-146399 jtbr
-dir nnqgqqj
-288302 qqvdcclf
-$ cd nnqgqqj
-$ ls
-dir fvbhh
-$ cd fvbhh
-$ ls
-121112 zmn.fjz
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd qpgmrj
-$ ls
-dir hrvlgmjb
-dir pbc
-$ cd hrvlgmjb
-$ ls
-7858 czvpvwz
-$ cd ..
-$ cd pbc
-$ ls
-150816 tprth.gjn
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd smfzmmhc
-$ ls
-dir jwvw
-184385 spbjrlv.spt
-dir trpdgl
-201578 zzhz
-$ cd jwvw
-$ ls
-47747 nrwjb
-$ cd ..
-$ cd trpdgl
-$ ls
-136682 mwmlf
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ngn
-$ ls
-dir fqbph
-282363 lscdth.lbj
-dir mwmlf
-273281 qbpmcqs
-7547 qdffbp
-223960 tprth.gjn
-$ cd fqbph
-$ ls
-dir bgtbmzj
-dir lzjf
-12361 nrwjb
-dir pdsdttz
-150218 pfvtwr.pbf
-dir rlf
-158227 sfhsszcq.tzv
-183244 smfzmmhc.drh
-$ cd bgtbmzj
-$ ls
-dir gvqhtfg
-dir jmvzv
-194008 ldpfs.qhr
-dir mtztr
-11099 nfqmvqcm.ftd
-dir szp
-153379 zrtsd.jwg
-$ cd gvqhtfg
-$ ls
-dir ntq
-dir rlf
-62076 rlf.nlc
-$ cd ntq
-$ ls
-dir wdtzhz
-$ cd wdtzhz
-$ ls
-dir tlqcbp
-$ cd tlqcbp
-$ ls
-102930 smfzmmhc
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd rlf
-$ ls
-185079 tjhcqw.wrq
-$ cd ..
-$ cd ..
-$ cd jmvzv
-$ ls
-dir hfmtzbhf
-61556 jzbvmc
-dir scjpjp
-237487 sgh
-dir smfzmmhc
-$ cd hfmtzbhf
-$ ls
-dir ldt
-136126 tvrms
-$ cd ldt
-$ ls
-dir smfzmmhc
-dir wrhpzrfm
-dir zbcfv
-$ cd smfzmmhc
-$ ls
-86537 tjhcqw.wrq
-$ cd ..
-$ cd wrhpzrfm
-$ ls
-263122 smfzmmhc.shv
-73772 tvrms
-$ cd ..
-$ cd zbcfv
-$ ls
-dir vrdrsj
-$ cd vrdrsj
-$ ls
-220800 zwdbh
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd scjpjp
-$ ls
-38282 rlf
-93306 rlf.blz
-$ cd ..
-$ cd smfzmmhc
-$ ls
-dir gqms
-dir mwmlf
-21587 nrwjb
-184621 zvq.lvr
-$ cd gqms
-$ ls
-dir frbs
-dir rlf
-$ cd frbs
-$ ls
-dir mpdll
-82901 zdmnm.wlc
-$ cd mpdll
-$ ls
-dir mgqd
-dir mrljj
-$ cd mgqd
-$ ls
-75558 vrdrsj.zwc
-$ cd ..
-$ cd mrljj
-$ ls
-dir qmsgj
-128171 qqvdcclf
-245942 rlf.hgt
-dir zzvbt
-$ cd qmsgj
-$ ls
-7382 mwmlf
-$ cd ..
-$ cd zzvbt
-$ ls
-285714 zltjmn
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd rlf
-$ ls
-43731 gttgwfgf.cpd
-dir hvtn
-112018 jdhb.ssj
-195239 rlf.gvd
-200476 spsstb
-$ cd hvtn
-$ ls
-dir zzsfgzc
-$ cd zzsfgzc
-$ ls
-116544 vrdrsj
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd mwmlf
-$ ls
-dir hmpvn
-dir shlnfcpz
-$ cd hmpvn
-$ ls
-55892 qqvdcclf
-$ cd ..
-$ cd shlnfcpz
-$ ls
-144766 fnrhmbbm.rnp
-2622 tjhcqw.wrq
-219884 tprth.gjn
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd mtztr
-$ ls
-dir plngmzl
-dir qbwzhr
-$ cd plngmzl
-$ ls
-153434 dhjv.pfn
-$ cd ..
-$ cd qbwzhr
-$ ls
-26553 mcb.djg
-$ cd ..
-$ cd ..
-$ cd szp
-$ ls
-37741 qqvdcclf
-dir vrdrsj
-$ cd vrdrsj
-$ ls
-dir hznmsclb
-13218 mwmlf.vhs
-102602 rggt
-228549 rlnf.qrt
-$ cd hznmsclb
-$ ls
-17957 mwmlf.lsv
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd lzjf
-$ ls
-40821 lfgh.jwg
-dir rplfgb
-$ cd rplfgb
-$ ls
-301639 zmrpm.pqn
-$ cd ..
-$ cd ..
-$ cd pdsdttz
-$ ls
-294779 tprth.gjn
-$ cd ..
-$ cd rlf
-$ ls
-37853 qst.zgc
-$ cd ..
-$ cd ..
-$ cd mwmlf
-$ ls
-dir dqvhgnj
-dir fvjtnl
-dir jfsgp
-230725 tjhcqw.wrq
-2872 tvrms
-dir zszcsbl
-$ cd dqvhgnj
-$ ls
-214328 bph
-138045 tjhcqw.wrq
-$ cd ..
-$ cd fvjtnl
-$ ls
-62568 sllvfsf
-286839 tjhcqw.wrq
-241004 zvqrg.bsg
-$ cd ..
-$ cd jfsgp
-$ ls
-116677 tprth.gjn
-151347 vtbt
-$ cd ..
-$ cd zszcsbl
-$ ls
-97786 hrvlgmjb.wzz
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd qrnm
-$ ls
-70534 nrwjb
-292701 qqvdcclf
-153174 sjqvgh.nvt
-$ cd ..
-$ cd smfzmmhc
-$ ls
-dir gjrqmcjl
-63451 hrvlgmjb
-dir mwmlf
-dir ncgjsjj
-246754 nrwjb
-dir pvnbj
-dir sjqwr
-dir vrdrsj
-dir vwfnglr
-$ cd gjrqmcjl
-$ ls
-283020 gwcrpgc
-36180 ltmzzz
-dir tpsr
-$ cd tpsr
-$ ls
-51208 nscwcztf.wlh
-121548 smfzmmhc
-$ cd ..
-$ cd ..
-$ cd mwmlf
-$ ls
-263186 mwmlf.fqd
-$ cd ..
-$ cd ncgjsjj
-$ ls
-204801 nrwjb
-116293 rdrmctwg.nqc
-36548 tjhcqw.wrq
-$ cd ..
-$ cd pvnbj
-$ ls
-dir cfmn
-dir cnhmcjp
-231615 ctllrm
-dir czmw
-dir drfzgwtz
-135330 jsm
-dir jtjzwjh
-dir nfg
-279734 qqvdcclf
-220762 tvrms
-35964 vrdrsj.jqj
-$ cd cfmn
-$ ls
-300636 frn.ccd
-dir qmtc
-dir sfvd
-$ cd qmtc
-$ ls
-267669 jwvjslwp.vsp
-180586 tvrms
-$ cd ..
-$ cd sfvd
-$ ls
-169064 cgzmwg.rgr
-dir hsz
-270729 qgmmc.sqq
-dir qpzbffd
-92811 shcpdlm.nwz
-dir sstdzdf
-dir thrzw
-dir wscsr
-$ cd hsz
-$ ls
-301584 qqvdcclf
-$ cd ..
-$ cd qpzbffd
-$ ls
-264911 mwmlf.rvg
-dir rlf
-32109 svhwhw.fdp
-155713 tjhcqw.wrq
-dir vrdrsj
-$ cd rlf
-$ ls
-32357 tvrms
-$ cd ..
-$ cd vrdrsj
-$ ls
-93501 nrwjb
-$ cd ..
-$ cd ..
-$ cd sstdzdf
-$ ls
-241812 mgrvcbjc.rqb
-dir mwmlf
-273819 nvrssljz
-156873 tvrms
-$ cd mwmlf
-$ ls
-133649 wdfvctwp
-$ cd ..
-$ cd ..
-$ cd thrzw
-$ ls
-67552 smfzmmhc
-$ cd ..
-$ cd wscsr
-$ ls
-132663 dnbvw.zwd
-dir ffthd
-293463 hrvlgmjb.fwh
-dir lhjvfdh
-194357 nrwjb
-dir smj
-56668 tprth.gjn
-303099 tvrms
-dir vrdrsj
-$ cd ffthd
-$ ls
-84952 nrwjb
-192566 rlf
-dir slbg
-78478 srzz
-250044 tprth.gjn
-97100 tvrms
-$ cd slbg
-$ ls
-203375 nrwjb
-39137 qqvdcclf
-$ cd ..
-$ cd ..
-$ cd lhjvfdh
-$ ls
-1747 rtphln.pgc
-163505 tjhcqw.wrq
-76891 tprth.gjn
-$ cd ..
-$ cd smj
-$ ls
-6853 hhtdhzgn
-158303 pmsflvrn.hnh
-$ cd ..
-$ cd vrdrsj
-$ ls
-dir jdlc
-263568 vrdrsj
-dir vvtl
-$ cd jdlc
-$ ls
-12435 hqggp.lrq
-292141 ntbcht.zbw
-$ cd ..
-$ cd vvtl
-$ ls
-118913 qqvdcclf
-291087 tjhcqw.wrq
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd cnhmcjp
-$ ls
-263233 tjhcqw.wrq
-$ cd ..
-$ cd czmw
-$ ls
-dir gdsgw
-dir gfd
-3390 mwmlf.zss
-$ cd gdsgw
-$ ls
-298839 dbwsmwnb.svt
-170672 tprth.gjn
-$ cd ..
-$ cd gfd
-$ ls
-193212 tld
-$ cd ..
-$ cd ..
-$ cd drfzgwtz
-$ ls
-257122 tprth.gjn
-$ cd ..
-$ cd jtjzwjh
-$ ls
-dir jhpp
-274740 lnrwrpjj
-35217 ptzmfsmr.pwc
-67549 qpdj.pfc
-$ cd jhpp
-$ ls
-40279 jgstzhw.cbq
-$ cd ..
-$ cd ..
-$ cd nfg
-$ ls
-126237 mqfl.flt
-$ cd ..
-$ cd ..
-$ cd sjqwr
-$ ls
-53423 bngqncqn
-dir lblv
-178935 nrwjb
-188826 tprth.gjn
-dir vrdrsj
-286449 vrdrsj.svn
-$ cd lblv
-$ ls
-dir bptgd
-215281 jjvcgb.nwc
-dir rlf
-300004 tvrms
-$ cd bptgd
-$ ls
-19667 mwmlf
-$ cd ..
-$ cd rlf
-$ ls
-dir mwmlf
-263985 rbhz.plr
-$ cd mwmlf
-$ ls
-254206 smfzmmhc
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd vrdrsj
-$ ls
-dir vrdrsj
-$ cd vrdrsj
-$ ls
-250310 hrvlgmjb.bbf
-130543 mwmlf.lbq
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd vrdrsj
-$ ls
-dir mwwr
-dir rlf
-$ cd mwwr
-$ ls
-dir lhz
-$ cd lhz
-$ ls
-dir ssz
-dir vrdrsj
-$ cd ssz
-$ ls
-107472 hcnsgjhj
-$ cd ..
-$ cd vrdrsj
-$ ls
-303694 rlf
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd rlf
-$ ls
-299875 nrwjb
-$ cd ..
-$ cd ..
-$ cd vwfnglr
-$ ls
-dir mtvgvvcr
-114118 mzhgbj.zvv
-273343 tprth.gjn
-28259 wgrp
-$ cd mtvgvvcr
-$ ls
-218927 bvlv.npm
-64283 hrf.czg
-dir mnmqqqgh
-103691 qtb.fnb
-dir smfzmmhc
-252712 zjlgc.sfg
-$ cd mnmqqqgh
-$ ls
-231583 hrvlgmjb.mtq
-$ cd ..
-$ cd smfzmmhc
-$ ls
-dir dzjfd
-dir jjslqwn
-264128 nrwjb
-257359 tvrms
-$ cd dzjfd
-$ ls
-dir smfzmmhc
-237116 zzgr
-$ cd smfzmmhc
-$ ls
-230613 qqvdcclf
-91615 smfzmmhc
-$ cd ..
-$ cd ..
-$ cd jjslqwn
-$ ls
-98708 mwmlf.qtq
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd vrdrsj
-$ ls
-dir bfgbvlcd
-131293 fgh.djg
-125876 lcwjtdf.sbl
-dir pnds
-263022 tvrms
-$ cd bfgbvlcd
-$ ls
-276134 vrdrsj
-$ cd ..
-$ cd pnds
-$ ls
-dir bffz
-dir jwcjpt
-dir pvnbz
-$ cd bffz
-$ ls
-194315 dndbj.gww
-115061 lspnmhml.fdb
-239758 tjhcqw.wrq
-124732 wjcbcvfd
-$ cd ..
-$ cd jwcjpt
-$ ls
-dir dcmcgc
-dir llt
-dir rfh
-dir scljqqq
-127542 tvrms
-$ cd dcmcgc
-$ ls
-dir fhdvgvtz
-dir hrvlgmjb
-dir rlf
-dir smfzmmhc
-$ cd fhdvgvtz
-$ ls
-33684 lcl
-dir lrsjg
-203352 npvgs.qdw
-6985 tvrms
-102991 wmnrjw.chn
-162852 wrcjmll.rlb
-$ cd lrsjg
-$ ls
-dir jgfpvdc
-84338 mwmlf.vdw
-147349 nrwjb
-dir sblp
-dir vrdrsj
-$ cd jgfpvdc
-$ ls
-265563 chlgpdsp.hrv
-dir dsc
-dir gvrg
-dir mwmlf
-dir qrqvl
-100762 rlf
-300872 sjvgwmdg.qhg
-164004 tzqmh
-300736 zhgmdcl.bfq
-$ cd dsc
-$ ls
-284520 rtt.qps
-263890 smfzmmhc
-$ cd ..
-$ cd gvrg
-$ ls
-dir hzclphlb
-dir vcnlmdp
-$ cd hzclphlb
-$ ls
-295429 mcdjsms.zss
-$ cd ..
-$ cd vcnlmdp
-$ ls
-dir wrlhqh
-$ cd wrlhqh
-$ ls
-41526 tmf.ctw
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd mwmlf
-$ ls
-dir cwsrt
-dir grqng
-$ cd cwsrt
-$ ls
-dir ztmtjwj
-$ cd ztmtjwj
-$ ls
-17063 svdm
-$ cd ..
-$ cd ..
-$ cd grqng
-$ ls
-216391 tvrms
-$ cd ..
-$ cd ..
-$ cd qrqvl
-$ ls
-1835 hrvlgmjb
-43155 mwmlf.sng
-238089 ngjg.zmc
-$ cd ..
-$ cd ..
-$ cd sblp
-$ ls
-178768 bgfnqf
-$ cd ..
-$ cd vrdrsj
-$ ls
-255854 qrrc.bbc
-178991 smfzmmhc
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd hrvlgmjb
-$ ls
-dir fjnp
-70585 hrvlgmjb
-dir qsrgzrdf
-43606 rmjzzgrs
-dir vds
-dir vrdrsj
-35098 wthtcg.wgd
-$ cd fjnp
-$ ls
-19740 qqvdcclf
-dir smfzmmhc
-$ cd smfzmmhc
-$ ls
-dir nnbc
-$ cd nnbc
-$ ls
-100360 mwmlf
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd qsrgzrdf
-$ ls
-279143 fgthp.qmg
-$ cd ..
-$ cd vds
-$ ls
-247595 gnclhrw.mwt
-303125 pcdnbq.zbs
-38092 tprth.gjn
-dir vrdrsj
-$ cd vrdrsj
-$ ls
-dir tnjg
-$ cd tnjg
-$ ls
-37395 brcbr
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd vrdrsj
-$ ls
-94639 tjhcqw.wrq
-$ cd ..
-$ cd ..
-$ cd rlf
-$ ls
-dir btqjc
-108141 dnplntn.mwr
-31100 lmfsgd
-263849 lpbdq.vdp
-109813 smfzmmhc.wsr
-dir vrdrsj
-$ cd btqjc
-$ ls
-31933 nwszgpm.qqr
-106249 rjqvhccg
-16766 vgzqz
-$ cd ..
-$ cd vrdrsj
-$ ls
-dir bfv
-dir jtnqr
-19593 mwmlf
-220657 rggqjp.pnt
-$ cd bfv
-$ ls
-48210 tdgd.ppw
-232603 tjhcqw.wrq
-$ cd ..
-$ cd jtnqr
-$ ls
-dir bct
-202702 grstm.ltj
-dir mwmlf
-258253 tvrms
-$ cd bct
-$ ls
-131860 fwfzsc.pls
-42452 thp
-$ cd ..
-$ cd mwmlf
-$ ls
-284648 vdjh.dct
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd smfzmmhc
-$ ls
-dir fvtlvtlq
-108335 jdbdb
-dir vrdrsj
-$ cd fvtlvtlq
-$ ls
-237419 ctwllbmc
-36570 qqvdcclf
-dir rlf
-92173 smfzmmhc
-$ cd rlf
-$ ls
-89469 dtg.bvl
-88361 mqrr
-$ cd ..
-$ cd ..
-$ cd vrdrsj
-$ ls
-47472 fftpd
-53118 qqvdcclf
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd llt
-$ ls
-98255 hnvqtbcn
-$ cd ..
-$ cd rfh
-$ ls
-29828 hgwh.tnl
-dir rchll
-dir smfzmmhc
-$ cd rchll
-$ ls
-240042 rdj.wrv
-$ cd ..
-$ cd smfzmmhc
-$ ls
-45192 clnbddrh.lbq
-105827 ndzjnttr
-140925 nmnr.lct
-dir rlf
-238998 tprth.gjn
-dir vrdrsj
-$ cd rlf
-$ ls
-115973 mnnr.smj
-75630 zld.hzv
-$ cd ..
-$ cd vrdrsj
-$ ls
-302512 phmvhpvb.fwh
-dir tjrpwhc
-$ cd tjrpwhc
-$ ls
-13802 hrvlgmjb
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd ..
-$ cd scljqqq
-$ ls
-228515 hrvlgmjb.nhn
-246019 mwmlf
-9535 mwmlf.nvm
-$ cd ..
-$ cd ..
-$ cd pvnbz
-$ ls
-dir hrvlgmjb
-279877 mwmlf
-dir zdqprndl
-278221 zwwtflb
-$ cd hrvlgmjb
-$ ls
-dir vggpr
-$ cd vggpr
-$ ls
-270197 cpzj
-$ cd ..
-$ cd ..
-$ cd zdqprndl
-$ ls
-197398 tprth.gjn
-