AoC2022_Day6/main.cpp

#define OLC_PGE_APPLICATION
#include "pixelGameEngine.h"
#include "olcutils.h"

using namespace olc;

int main()
{
    std::ifstream file("input");
    int marker=0;
    while (file.good()){
        std::string line;
        std::getline(file,line);
        for (int i=0;i<line.length()-4;i++){
            for (int j=0;j<14;j++){
                for (int k=0;k<14;k++){
                    if (j!=k&&line[j+i]==line[k+i]){
                        goto nextLoop;
                    }
                }
            }
            std::cout<<"Four chars: "<<line.substr(i,14)<<" Beginning of marker: "<<i+14<<std::endl;
            goto endLoop;
            nextLoop:;
        }
    }
    endLoop:;

	return 0;
}