#include <stdlib.h>
#include <string.h>
#include <stdio.h>

#define SHORT 440
#define LONG 1280
#define MARGIN 150
#define INTRO 3500
#define INTRO2 1750
#define SEPARATOR 9880


char decode(int val1, int val2){
	if (abs(val1 - INTRO) < MARGIN && abs(val2 - INTRO2) < MARGIN)
		return '[';
	if (abs(val1 - SHORT) < MARGIN && abs(val2 - SHORT) < MARGIN)
		return '0';
	if (abs(val1 - SHORT) < MARGIN && abs(val2 - LONG) < MARGIN)
		return '1';
	if (abs(val1 - SHORT) < MARGIN && abs(val2 - SEPARATOR) < MARGIN)
		return ']';	
}

int abs(int val){
	if (val < 0)
		return -val;
	else
		return val;
}

int main(int argc, char** argv){
	if (argc < 3){
		printf("usage = %s fileName output\n", argv[0]);
		exit(0);
	}
	int val1, val2;
	char delims[] = " ";
	char *result = NULL;
	FILE* f = fopen(argv[1],"r");
	FILE* out = fopen(argv[2],"w");
	char line[256];
	int index = 0;
	char* nIndex = 0;
	while (fgets(line, 256, f) != NULL){
		result = strtok( line, delims );
		index = 0;
		while( result != NULL ) {
			//printf( "result[%d] is \"%s\"\n", index, result );
			if (index & 1){
				if (nIndex = strchr(result,'\n')){
					//printf("New line detected in result\n");
					*nIndex = '\0';
				}
				val2 = atoi(result);
				char dec = decode(val1,val2);
				fprintf(out,"%c",dec);
			}else{
				val1 = atoi(result);
			}
			result = strtok( NULL, delims );
			index++;
		}
	    //printf (line);
	}
	fprintf(out, "]\n");
	fclose(f);
	fclose(out);
}