Commit | Line | Data |
---|---|---|
d2923a7f SL |
1 | /* @(#)mout.c 4.1 %G% */ |
2 | ||
3 | #include <stdio.h> | |
4 | #include <mp.h> | |
5 | m_in(a,b,f) MINT *a; FILE *f; | |
6 | { MINT x,y,ten; | |
7 | int sign,c; | |
8 | short qten,qy; | |
9 | xfree(a); | |
10 | sign=1; | |
11 | ten.len=1; | |
12 | ten.val= &qten; | |
13 | qten=b; | |
14 | x.len=0; | |
15 | y.len=1; | |
16 | y.val= &qy; | |
17 | while((c=getc(f))!=EOF) | |
18 | switch(c) | |
19 | { | |
20 | case '\\': getc(f); | |
21 | continue; | |
22 | case '\t': | |
23 | case '\n': a->len *= sign; | |
24 | xfree(&x); | |
25 | return(0); | |
26 | case ' ': | |
27 | continue; | |
28 | case '-': sign = -sign; | |
29 | continue; | |
30 | default: if(c>='0' && c<= '9') | |
31 | { qy=c-'0'; | |
32 | mult(&x,&ten,a); | |
33 | madd(a,&y,a); | |
34 | move(a,&x); | |
35 | continue; | |
36 | } | |
37 | else | |
38 | { VOID ungetc(c,stdin); | |
39 | a->len *= sign; | |
40 | return(0); | |
41 | } | |
42 | } | |
43 | return(EOF); | |
44 | } | |
45 | m_out(a,b,f) MINT *a; FILE *f; | |
46 | { int sign,xlen,i; | |
47 | short r; | |
48 | MINT x; | |
49 | char *obuf; | |
50 | register char *bp; | |
51 | sign=1; | |
52 | xlen=a->len; | |
53 | if(xlen<0) | |
54 | { xlen= -xlen; | |
55 | sign= -1; | |
56 | } | |
57 | if(xlen==0) | |
58 | { fprintf(f,"0\n"); | |
59 | return; | |
60 | } | |
61 | x.len=xlen; | |
62 | x.val=xalloc(xlen,"m_out"); | |
63 | for(i=0;i<xlen;i++) x.val[i]=a->val[i]; | |
64 | obuf=(char *)malloc(7*xlen); | |
65 | bp=obuf+7*xlen-1; | |
66 | *bp--=0; | |
67 | while(x.len>0) | |
68 | { for(i=0;i<10&&x.len>0;i++) | |
69 | { sdiv(&x,b,&x,&r); | |
70 | *bp--=r+'0'; | |
71 | } | |
72 | if(x.len>0) *bp--=' '; | |
73 | } | |
74 | if(sign==-1) *bp--='-'; | |
75 | fprintf(f,"%s\n",bp+1); | |
76 | free(obuf); | |
77 | FREE(x) | |
78 | return; | |
79 | } | |
80 | sdiv(a,n,q,r) MINT *a,*q; short *r; | |
81 | { MINT x,y; | |
82 | int sign; | |
83 | sign=1; | |
84 | x.len=a->len; | |
85 | x.val=a->val; | |
86 | if(n<0) | |
87 | { sign= -sign; | |
88 | n= -n; | |
89 | } | |
90 | if(x.len<0) | |
91 | { sign = -sign; | |
92 | x.len= -x.len; | |
93 | } | |
94 | s_div(&x,n,&y,r); | |
95 | xfree(q); | |
96 | q->val=y.val; | |
97 | q->len=sign*y.len; | |
98 | *r = *r*sign; | |
99 | return; | |
100 | } | |
101 | s_div(a,n,q,r) MINT *a,*q; short *r; | |
102 | { int qlen,i; | |
103 | long int x; | |
104 | short *qval; | |
105 | x=0; | |
106 | qlen=a->len; | |
107 | qval=xalloc(qlen,"s_div"); | |
108 | for(i=qlen-1;i>=0;i--) | |
109 | { | |
110 | x=x*0100000L+a->val[i]; | |
111 | qval[i]=x/n; | |
112 | x=x%n; | |
113 | } | |
114 | *r=x; | |
115 | if(qval[qlen-1]==0) qlen--; | |
116 | q->len=qlen; | |
117 | q->val=qval; | |
118 | if(qlen==0) shfree(qval); | |
119 | return; | |
120 | } | |
121 | min(a) MINT *a; | |
122 | { | |
123 | return(m_in(a,10,stdin)); | |
124 | } | |
125 | omin(a) MINT *a; | |
126 | { | |
127 | return(m_in(a,8,stdin)); | |
128 | } | |
129 | mout(a) MINT *a; | |
130 | { | |
131 | m_out(a,10,stdout); | |
132 | } | |
133 | omout(a) MINT *a; | |
134 | { | |
135 | m_out(a,8,stdout); | |
136 | } | |
137 | fmout(a,f) MINT *a; FILE *f; | |
138 | { m_out(a,10,f); | |
139 | } | |
140 | fmin(a,f) MINT *a; FILE *f; | |
141 | { | |
142 | return(m_in(a,10,f)); | |
143 | } |