21 |
|
char *progname; |
22 |
|
|
23 |
|
int cumulative = 0; |
24 |
+ |
int percentile = 0; |
25 |
|
|
26 |
+ |
long outrange[MAXCOL][2]; |
27 |
|
long histo[MAXCOL][MAXDIV]; |
28 |
+ |
long ctotal[MAXCOL]; |
29 |
|
double minv, maxv; |
30 |
|
int ndiv; |
31 |
|
|
37 |
|
{ |
38 |
|
char buf[16*MAXCOL]; |
39 |
|
double d; |
40 |
+ |
int i; |
41 |
|
register int c; |
42 |
|
register char *cp; |
43 |
|
|
50 |
|
d = atof(cp); |
51 |
|
while (*cp && !isspace(*cp)) |
52 |
|
cp++; |
53 |
< |
if (d >= minv && d < maxv) |
53 |
> |
if (d <= minv) |
54 |
> |
outrange[c][0]++; |
55 |
> |
else if (d >= maxv) |
56 |
> |
outrange[c][1]++; |
57 |
> |
else |
58 |
|
histo[c][(int)(ndiv*(d-minv)/(maxv-minv))]++; |
59 |
|
} |
60 |
|
if (c > ncols) |
61 |
|
ncols = c; |
62 |
|
} |
63 |
+ |
for (c = 0; c < ncols; c++) { |
64 |
+ |
ctotal[c] += outrange[c][0] + outrange[c][1]; |
65 |
+ |
for (i = 0; i < ndiv; i++) |
66 |
+ |
ctotal[c] += histo[c][i]; |
67 |
+ |
} |
68 |
|
} |
69 |
|
|
70 |
|
|
71 |
|
static void |
72 |
< |
printcumul(void) /* print cumulative histogram results */ |
72 |
> |
printcumul( /* print cumulative histogram results */ |
73 |
> |
int pctl |
74 |
> |
) |
75 |
|
{ |
76 |
< |
long ctot[MAXCOL]; |
76 |
> |
long csum[MAXCOL]; |
77 |
|
register int i, c; |
78 |
|
|
79 |
|
for (c = ncols; c--; ) |
80 |
< |
ctot[c] = 0L; |
80 |
> |
csum[c] = outrange[c][0]; |
81 |
|
|
82 |
< |
for (i = 0; i < ndiv; i++) { |
83 |
< |
printf("%g", minv + (maxv-minv)*(i+1)/ndiv); |
82 |
> |
for (i = 0; i <= ndiv; i++) { |
83 |
> |
printf("%g", minv + (maxv-minv)*i/ndiv); |
84 |
|
for (c = 0; c < ncols; c++) { |
85 |
< |
ctot[c] += histo[c][i]; |
86 |
< |
printf("\t%ld", ctot[c]); |
85 |
> |
if (pctl) |
86 |
> |
printf("\t%f", 100.*csum[c]/ctotal[c]); |
87 |
> |
else |
88 |
> |
printf("\t%ld", csum[c]); |
89 |
> |
if (i < ndiv) |
90 |
> |
csum[c] += histo[c][i]; |
91 |
|
} |
92 |
|
putchar('\n'); |
93 |
|
} |
95 |
|
|
96 |
|
|
97 |
|
static void |
98 |
< |
printhisto(void) /* print histogram results */ |
98 |
> |
printhisto( /* print histogram results */ |
99 |
> |
int pctl |
100 |
> |
) |
101 |
|
{ |
102 |
|
register int i, c; |
103 |
|
|
104 |
|
for (i = 0; i < ndiv; i++) { |
105 |
|
printf("%g", minv + (maxv-minv)*(i+.5)/ndiv); |
106 |
|
for (c = 0; c < ncols; c++) |
107 |
< |
printf("\t%ld", histo[c][i]); |
107 |
> |
if (pctl) |
108 |
> |
printf("\t%f", 100.*histo[c][i]/ctotal[c]); |
109 |
> |
else |
110 |
> |
printf("\t%ld", histo[c][i]); |
111 |
|
putchar('\n'); |
112 |
|
} |
113 |
|
} |
120 |
|
) |
121 |
|
{ |
122 |
|
progname = argv[0]; |
123 |
< |
if (argc > 1 && !strcmp(argv[1], "-c")) { |
124 |
< |
cumulative++; |
123 |
> |
while (argc > 1 && argv[1][0] == '-') { |
124 |
> |
if (argv[1][1] == 'c') |
125 |
> |
cumulative++; |
126 |
> |
else if (argv[1][1] == 'p') |
127 |
> |
percentile++; |
128 |
> |
else |
129 |
> |
break; |
130 |
|
argc--; argv++; |
131 |
|
} |
132 |
|
if (argc < 3) |
151 |
|
} |
152 |
|
readinp(); |
153 |
|
if (cumulative) |
154 |
< |
printcumul(); |
154 |
> |
printcumul(percentile); |
155 |
|
else |
156 |
< |
printhisto(); |
156 |
> |
printhisto(percentile); |
157 |
|
exit(0); |
158 |
|
userr: |
159 |
< |
fprintf(stderr, "Usage: %s [-c] min max n\n", progname); |
160 |
< |
fprintf(stderr, " Or: %s [-c] imin imax\n", progname); |
159 |
> |
fprintf(stderr, "Usage: %s [-c][-p] min max n\n", progname); |
160 |
> |
fprintf(stderr, " Or: %s [-c][-p] imin imax\n", progname); |
161 |
|
exit(1); |
162 |
|
} |
163 |
|
|