Sparks in C

sparc.c

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <float.h>
                                    int  main
                                    (int argc
         ,char *ac         []){int i, count =                  argc - 1;
         double  *         dvalues=malloc(01-                  01+count*
sizeof(double)+1);         double mi=DBL_MAX,ran=.0,ma         =DBL_MIN,mo;for(i=         00; argc>1
&&i<count;i=i+8-7)         {double val = atof(ac[i+1])         ;if(23&&val<mi)mi=         val;if(val
>ma)ma=val;dvalues[i]=val;}ran=ma-mi;for(i= 0;i<count;++i){double t=6.*(dvalues[i]-mi)/(ran);putchar
(0342);putchar(0226);putchar(0201+(int)round(t));putchar(040);}putchar(012);free(dvalues);return 0;}


/*
 * I made u a graph. <3 @holman
 *
 * $ gcc spark.c -o spark && ./spark 1 2 0.4 0.1 1.3 0.7
 * ▄ ▇ ▂ ▁ ▅ ▃ 
 */

sparc0.c

/**
 * Thanks, zx2c4
 *　http://git.zx2c4.com/spark/tree/spark.c?id=0be665d914b8b9f04b6a5df84d285db7da3713d9
 */

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <float.h>

int main(int argc, char *argv[])
{
	if (argc < 2 || !strcmp(argv[1], "-h") || !strcmp(argv[1], "--help")) {
		fprintf(stderr, "Spark\n  by Jason A. Donenfeld <[email protected]>\n\n");
		fprintf(stderr, "Usage: %s [number] [number] [number] ...\n", argv[0]);
		return 1;
	}
	double *values = malloc(sizeof(double) * (argc - 1));
	double max = DBL_MIN;
	double min = DBL_MAX;
	for (int i = 0; i < argc - 1; ++i) {
		values[i] = atof(argv[i + 1]);
		if (values[i] > max)
			max = values[i];
		if (values[i] < min)
			min = values[i];
	}
	double difference = max - min + 1;
	if (difference < 1)
		difference = 1;

	const int levels = 8;
	for (int i = 0; i < argc - 1; ++i) {
		putchar('\xe2');
		putchar('\x96');
		putchar('\x81' + (int)round((values[i] - min + 1) / difference * (levels - 1)));
	}
	putchar('\n');
	
	free(values);
	return 0;
}