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-rw-r--r--comp/lucas-standen-NEA/writeup/coverpage.ps12
-rw-r--r--comp/lucas-standen-NEA/writeup/questions-for-amy.ps12
-rw-r--r--comp/work/37/Makefile5
-rwxr-xr-xcomp/work/37/rpnbin0 -> 19688 bytes
-rw-r--r--comp/work/37/rpn.c73
-rw-r--r--comp/work/37/stack.c42
-rw-r--r--comp/work/37/stack.h10
7 files changed, 142 insertions, 12 deletions
diff --git a/comp/lucas-standen-NEA/writeup/coverpage.ps b/comp/lucas-standen-NEA/writeup/coverpage.ps
index d4cc359..c947b4f 100644
--- a/comp/lucas-standen-NEA/writeup/coverpage.ps
+++ b/comp/lucas-standen-NEA/writeup/coverpage.ps
@@ -1,6 +1,6 @@
%!PS-Adobe-3.0
%%Creator: groff version 1.23.0
-%%CreationDate: Fri Aug 30 13:51:17 2024
+%%CreationDate: Sat Oct 5 20:44:11 2024
%%DocumentNeededResources: font Times-Bold
%%+ font Times-Italic
%%+ font Times-Roman
@@ -14,7 +14,7 @@
%%LanguageLevel: 2
%%Pages: 19
%%PageOrder: Ascend
-%%DocumentMedia: Default 612 792 0 () ()
+%%DocumentMedia: Default 595 842 0 () ()
%%Orientation: Portrait
%%EndComments
%%BeginDefaults
@@ -233,18 +233,18 @@ setpacking
%%EndProlog
%%BeginSetup
%%BeginFeature: *PageSize Default
-<< /PageSize [ 612 792 ] /ImagingBBox null >> setpagedevice
+<< /PageSize [ 595 842 ] /ImagingBBox null >> setpagedevice
%%EndFeature
%%IncludeResource: font Times-Bold
%%IncludeResource: font Times-Italic
%%IncludeResource: font Times-Roman
%%IncludeResource: font Times-BoldItalic
grops begin/DEFS 1 dict def DEFS begin/u{.001 mul}bind def end/RES 72
-def/PL 792 def/LS false def/ENC0[/asciicircum/asciitilde/Scaron/Zcaron
-/scaron/zcaron/Ydieresis/trademark/quotesingle/Euro/.notdef/.notdef
+def/PL 841.89 def/LS false def/ENC0[/asciicircum/asciitilde/Scaron
+/Zcaron/scaron/zcaron/Ydieresis/trademark/quotesingle/Euro/.notdef
/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef
/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef
-/.notdef/.notdef/space/exclam/quotedbl/numbersign/dollar/percent
+/.notdef/.notdef/.notdef/space/exclam/quotedbl/numbersign/dollar/percent
/ampersand/quoteright/parenleft/parenright/asterisk/plus/comma/hyphen
/period/slash/zero/one/two/three/four/five/six/seven/eight/nine/colon
/semicolon/less/equal/greater/question/at/A/B/C/D/E/F/G/H/I/J/K/L/M/N/O
diff --git a/comp/lucas-standen-NEA/writeup/questions-for-amy.ps b/comp/lucas-standen-NEA/writeup/questions-for-amy.ps
index 4332f59..201ccf4 100644
--- a/comp/lucas-standen-NEA/writeup/questions-for-amy.ps
+++ b/comp/lucas-standen-NEA/writeup/questions-for-amy.ps
@@ -1,12 +1,12 @@
%!PS-Adobe-3.0
%%Creator: groff version 1.23.0
-%%CreationDate: Fri Aug 30 13:51:18 2024
+%%CreationDate: Sat Oct 5 20:44:12 2024
%%DocumentNeededResources: font Times-Bold
%%+ font Times-Roman
%%DocumentSuppliedResources: procset grops 1.23 0
%%Pages: 1
%%PageOrder: Ascend
-%%DocumentMedia: Default 612 792 0 () ()
+%%DocumentMedia: Default 595 842 0 () ()
%%Orientation: Portrait
%%EndComments
%%BeginDefaults
@@ -225,16 +225,16 @@ setpacking
%%EndProlog
%%BeginSetup
%%BeginFeature: *PageSize Default
-<< /PageSize [ 612 792 ] /ImagingBBox null >> setpagedevice
+<< /PageSize [ 595 842 ] /ImagingBBox null >> setpagedevice
%%EndFeature
%%IncludeResource: font Times-Bold
%%IncludeResource: font Times-Roman
grops begin/DEFS 1 dict def DEFS begin/u{.001 mul}bind def end/RES 72
-def/PL 792 def/LS false def/ENC0[/asciicircum/asciitilde/Scaron/Zcaron
-/scaron/zcaron/Ydieresis/trademark/quotesingle/Euro/.notdef/.notdef
+def/PL 841.89 def/LS false def/ENC0[/asciicircum/asciitilde/Scaron
+/Zcaron/scaron/zcaron/Ydieresis/trademark/quotesingle/Euro/.notdef
/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef
/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef
-/.notdef/.notdef/space/exclam/quotedbl/numbersign/dollar/percent
+/.notdef/.notdef/.notdef/space/exclam/quotedbl/numbersign/dollar/percent
/ampersand/quoteright/parenleft/parenright/asterisk/plus/comma/hyphen
/period/slash/zero/one/two/three/four/five/six/seven/eight/nine/colon
/semicolon/less/equal/greater/question/at/A/B/C/D/E/F/G/H/I/J/K/L/M/N/O
diff --git a/comp/work/37/Makefile b/comp/work/37/Makefile
new file mode 100644
index 0000000..01e2722
--- /dev/null
+++ b/comp/work/37/Makefile
@@ -0,0 +1,5 @@
+rpn: rpn.c stack.c
+ cc stack.c -c -o stack.o
+ cc rpn.c stack.o -o rpn -lm -ggdb
+clean:
+ rm -rf rpn stack.o
diff --git a/comp/work/37/rpn b/comp/work/37/rpn
new file mode 100755
index 0000000..e087f49
--- /dev/null
+++ b/comp/work/37/rpn
Binary files differ
diff --git a/comp/work/37/rpn.c b/comp/work/37/rpn.c
new file mode 100644
index 0000000..aefd971
--- /dev/null
+++ b/comp/work/37/rpn.c
@@ -0,0 +1,73 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <math.h>
+
+#include "stack.h"
+
+int main(int argc, char **argv){
+ stack *s = initstack(0, 64);
+ char in[128] = {0};
+
+ if (argc > 1){
+ for (int i = 1; i < argc; i++){
+ strcat(in, argv[i]);
+ strcat(in, " ");
+ }
+ } else fgets(in, 128, stdin);
+
+ for (int i = 0; i < 128; i++) if (in[i] == '\n') in[i] = '\0';
+ fflush(stdin);
+
+ int r;
+
+ int a;
+ int b;
+
+ char *tok = strtok(in, " ");
+ while (tok != NULL){
+ switch (tok[0]) {
+ case '+':
+ a = s->pop(s);
+ b = s->pop(s);
+ s->push(s, b+a);
+ break;
+ case '-':
+ a = s->pop(s);
+ b = s->pop(s);
+ s->push(s, b-a);
+ break;
+ case '*':
+ a = s->pop(s);
+ b = s->pop(s);
+ s->push(s, b*a);
+ break;
+ case '/':
+ a = s->pop(s);
+ b = s->pop(s);
+ s->push(s, b/a);
+ break;
+ case '^':
+ a = s->pop(s);
+ b = s->pop(s);
+ s->push(s, pow(b, a));
+ break;
+ case '.':
+ r = s->pop(s);
+ printf("%d\n", r);
+ break;
+ default:
+ s->push(s, atoi(tok));
+ break;
+ }
+ tok = strtok(NULL, " ");
+ if (tok == NULL){
+ r = s->pop(s);
+ printf("%d\n", r);
+ break;
+ }
+ }
+ s->free(s);
+ return 0;
+}
diff --git a/comp/work/37/stack.c b/comp/work/37/stack.c
new file mode 100644
index 0000000..3c1ab19
--- /dev/null
+++ b/comp/work/37/stack.c
@@ -0,0 +1,42 @@
+#include <stddef.h>
+#include <stdlib.h>
+
+typedef struct stack {
+ int *sp;
+ int value;
+ int (*pop)(struct stack *stack);
+ void (*push)(struct stack *stack, int value);
+ void (*free)(struct stack *strack);
+ int *stack;
+} stack;
+
+int pop(stack *stack){
+ stack->sp -= sizeof(int);
+ int i = *stack->sp;
+ *stack->sp = stack->value;
+ return i;
+}
+
+void push(stack *stack, int value){
+ *stack->sp = value;
+ stack->sp += sizeof(int);
+}
+
+void deinitstack(stack *stack){
+ free(stack->stack);
+ free(stack);
+ stack = NULL;
+}
+
+stack *initstack(int value, size_t size){
+ stack *s = malloc(sizeof(stack));
+ s->stack = calloc(0, size*sizeof(int));
+ s->sp = s->stack;
+ s->value = value;
+ s->pop = &pop;
+ s->push = &push;
+ s->free = &deinitstack;
+
+ return s;
+}
+
diff --git a/comp/work/37/stack.h b/comp/work/37/stack.h
new file mode 100644
index 0000000..03390ba
--- /dev/null
+++ b/comp/work/37/stack.h
@@ -0,0 +1,10 @@
+typedef struct stack {
+ int *sp;
+ int value;
+ int (*pop)(struct stack *stack);
+ void (*push)(struct stack *stack, int value);
+ void (*free)(struct stack *stack);
+ int *stack;
+} stack;
+
+stack *initstack(int value, size_t size);
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-20 09:44:44 +0000