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77 lines
2.4 KiB
77 lines
2.4 KiB
using System;
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using System.IO;
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namespace Part1 {
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public class vars{
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public enum intcode : int {
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ADD = 1,
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MULT = 2,
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STOP = 99
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}
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}
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public class compile {
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public const int NEXT = 4; // steps per opcode
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public vars.intcode getOpcode( int opcode ) {
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return (vars.intcode)opcode; // return the opcode, if 1 then return "ADD" etc
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}
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public void Debug( string txt, bool writedebug ) {
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if( writedebug == true ) {
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Console.WriteLine( txt );
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}
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}
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public dynamic runopcode( int[] array, int i, vars.intcode opcode, bool debug ) {
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int[] output = new int[array.Length];
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Array.Copy( array, output, array.Length );
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int writepos = output[i+3];
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int mod1 = output[ output[i+1] ];
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int mod2 = output[ output[i+2] ];
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if( writepos >= output.Length ) {
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Console.WriteLine( "[Warning] Tried to write at non-existent address ({0}/{1})", writepos, output.Length );
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writepos = output.Length - 1; // just write it at the end of the program
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}
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//Console.WriteLine( "Mod1: {0}, Mod2: {1}, Writepos: {2}, mod1loc: {3}, mod2loc: {4}", mod1, mod2, writepos, output[i+1], output[i+2] );
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if( opcode == vars.intcode.ADD ) {
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Debug( "ADD (" + i.ToString() + "/" + output.Length.ToString() + ") " + "Sum=" + (mod1 + mod2).ToString() + " at i=" + writepos.ToString(), debug );
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output[writepos] = mod1 + mod2; // write the value
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} else if( opcode == vars.intcode.MULT ) {
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Debug( "MULT (" + i.ToString() + "/" + output.Length.ToString() + ") " + "Product=" + (mod1 * mod2).ToString() + " at i=" + writepos.ToString(), debug );
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output[writepos] = mod1 * mod2; // write the value
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} else if ( opcode == vars.intcode.STOP ) {
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Debug( "STOP (" + i.ToString() + "/" + output.Length.ToString() + ")", debug );
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}
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return output;
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}
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public int[] intcode( int[] input, bool debug ) {
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int[] output = input; // make an instanse of the input where we can change stuff
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if( debug == true ) {
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Console.Write( "\nRunning: " );
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for( int c = 0; c < input.Length; c++ ){ Console.Write( input[c].ToString() + "," ); }
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}
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Debug( "\n----DEBUG----", debug );
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for( int i = 0; i < output.Length; i+= NEXT ) {
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if( i+3 < output.Length ) {
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vars.intcode opcode = getOpcode(input[i]);
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output = runopcode( output, i, opcode, debug );
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}
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if( (int)output[i] == 99 ) { break; }
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}
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Debug( "----END-OF-DEBUG----\n", debug );
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return output;
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}
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}
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}
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