Convert any binary into decimal

# Include <algorithm> <br/> # include <iostream> <br/> # include <sstream> <br/> # include <string> <br/> # include <iomanip> <br/> # include <cmath> <br/> # include <ctime> <br/> using namespace STD; </P> <p> string bintodec (unsigned char * a, int N) <br/>{< br/> int size = (INT) (8 * n * log10 (2.0) + 3)/2, Count = 1; <br/> unsigned char * TB = new unsigned char [size], * t = Tb, * s = a + N; <br/> const unsigned int q = 100; <br/> unsigned int g, V, D; <br/> for (INT I = 0; I <size; ++ I) T [I] = 0; <br/> * t = * -- S; <br/> for (int w = 0; W <n-1; ++ W) <br/>{< br/> T = Tb; <br/> G = 0; <br/> for (INT I = 0; I <count; ++ I) <br/>{< br/> V = * t; <br/> * t = (unsigned char) g; <br/> G = V x 0x100; <br/> d = g % Q; <br/> G/= Q; <br/> D + = * t; <br/> * t = (unsigned char) (D % Q ); <br/> G + = D/Q; <br/> + + T; <br/>}< br/> while (G> 0) <br/>{< br/> + + count; <br/> * t = (unsigned char) (G % Q); <br/> G/= Q; <br/> + + T; <br/>}< br/> T = Tb; <br/> G = * -- S; <br/> while (G> 0) <br/> {<br/> G + = * t; <br/> * t = (unsigned char) (g % Q); <br/> G/= Q; <br/> + + T; <br/>}< br/> If (t-TB> count) count = T-TB; <br/>}< br/> T = Tb; <br/> ostringstream ostream; <br/> ostream <(INT) T [-- count]; <br/> for (INT I = -- count; I> = 0; -- I) <br/> {<br/> ostream <setfill ('0') <SETW (2) <(INT) T [I]; <br/>}< br/> Delete [] TB; <br/> return string (ostream. STR (); <br/>}</P> <p> string bintodec (unsigned int * a, int N) <br/> {<br/> int size = (INT) (32 * n * log10 (2.0) + 10)/9, Count = 1; <br/> unsigned int * TB = new unsigned int [size], * t = Tb, * s = a + N; <br/> const unsigned _ int64 q = 1000000000; <br/> unsigned _ int64 g, V, D; <br/> for (INT I = 0; I <size; ++ I) T [I] = 0; <br/> * t = * -- S; <br/> for (INT W = 0; W <n-1; ++ W) <br/>{< br/> T = Tb; <br/> G = 0; <br/> for (INT I = 0; I <count; ++ I) <br/>{< br/> V = * t; <br/> * t = (unsigned INT) g; <br/> G = V x 0x100000000; <br/> d = g % Q; <br/> G/= Q; <br/> D + = * t; <br/> * t = (unsigned INT) (D % Q); <br/> G + = D/Q; <br/> + + T; <br/>}< br/> while (G> 0) <br/>{< br/> + count; <br/> * t = (unsigned INT) (G % Q); <br/> G/= Q; <br/> ++ T; <br/>}< br/> T = Tb; <br/> G = * -- S; <br/> while (G> 0) <br/>{< br/> G + = * t; <br/> * t = (unsigned INT) (G % Q ); <br/> G/= Q; <br/> + + T; <br/>}< br/> If (t-TB> count) Count = T-TB; <br/>}< br/> T = Tb; <br/> ostringstream ostream; <br/> ostream <t [-- count]; <br/> for (INT I = -- count; I> = 0; -- I) <br/>{< br/> ostream <setfill ('0 ') <SETW (9) <t [I]; <br/>}< br/> Delete [] TB; <br/> return string (ostream. STR (); <br/>}</P> <p> string bintohex (unsigned int A [], int N) <br/>{ <br/> ostringstream ostream; <br/> ostream <setfill ('0') <pex <uppercase; <br/> for (INT I = n-1; I> = 0; -- I) <br/>{</P> <p> ostream <SETW (8) <A [I] <"; <br/>}< br/> return string (ostream. STR (); <br/>}</P> <p> unsigned int getrand () <br/>{< br/> unsigned int r = 0; <br/> for (INT I = 0; I <4; ++ I) <br/>{< br/> r <= 8; <br/> r + = rand () & 0xff; <br/>}< br/> return R; <br/>}</P> <p> int main () <br/> {<br/> unsigned int C [8]; <br/> cout <rand_max <Endl; <br/> srand (unsigned) Time (null); <br/> for (INT I = 1; I <= 20; ++ I) <br/>{< br/> int W = rand () % 8 + 1; <br/> for (Int J = 0; j <W; ++ J) C [J] = getrand (); <br/> cout <"[0x" <bintohex (C, W) <"]" <Endl; <br/> cout <bintodec (C, W) <Endl; <br/> cout <bintodec (unsigned char *) c, w * 4) <Endl; <br/> cout <"-------------------------------------------/N"; <br/>}< br/> cin. get (); <br/>}< br/>

 

Running result:

32767
[0x16c2e381 5fda8a87 18ef4231 dbeb4601 7df900ea df2735cb f8427328 22ecbd29]
10295221183747278936921747630648458603400467941382508862457972601553739889961
10295221183747278936921747630648458603400467941382508862457972601553739889961
-------------------------------------------
[0xab58cea6]
2874724006
2874724006
-------------------------------------------
[0xd8e3ae78 749d9738 527a5b97 8e56d9ab]
288295437159170548130528295295705864619
288295437159170548130528295295705864619
-------------------------------------------
[0x7ed5d8ea 957af148 109c4492]
39253636795536994516232586386
39253636795536994516232586386
-------------------------------------------
[0x7e44acb9]
2118429881
2118429881
-------------------------------------------
[0xb3cf4437 2329f98d 16fda-a3 8735a78e 8f8f08df]
1026531544631277579698356444072288962943657117919
1026531544631277579698356444072288962943657117919
-------------------------------------------
[0xec10a6cf 15fc7090 765a961a 9ab5eaac 50d77fbb]
1347693164944741772319685567401488555807581110203
1347693164944741772319685567401488555807581110203
-------------------------------------------
[0x93409c91 1fb5b4a1 7cab6d68 1060b908]
195731997933124300396688728051259848968
195731997933124300396688728051259848968
-------------------------------------------
[0xffc2f74d 5dd8e3ba acbb86ab 4b010ec7 c9aa6c6b 757941e1 28950cde 51629340]
115684251536446752552975103355391847133603818796589198375366649571388940260160
115684251536446752552975103355391847133603818796589198375366649571388940260160
-------------------------------------------
[0xee17ffcd 0bdb21de 489c3758 2fac7313]
316480874084447775187743231313921733395
316480874084447775187743231313921733395
-------------------------------------------
[0xeb8d800e 69fc3d7b f310afdb bf55a476 5172958a e4e47ae5]
5775736262161366909404927190742068809748619099643863923429
5775736262161366909404927190742068809748619099643863923429
-------------------------------------------
[0xfbc690dc dbfb33f0 524fcb31 d8cde4ee]
334667239885263361753438158052404356334
334667239885263361753438158052404356334
-------------------------------------------
[0x554a800e 9076246b 772e71e2 1600add7]
113371206911581635703420990498392813015
113371206911581635703420990498392813015
-------------------------------------------
[0x806d563f f06d2df3 a84e2ada b3e4043f ed8cce59 dc9eb219 d416ee37]
13524951930786778559908590832244395085965417732637930789552908594743
13524951930786778559908590832244395085965417732637930789552908594743
-------------------------------------------
[0x04e64de3 fe9140e8 7c2806b6 4c74b4bb d373ba5a ba5beec0 dbccd805]
515990844093674373181415759063953427605276408747587940375251965957
515990844093674373181415759063953427605276408747587940375251965957
-------------------------------------------
[0x9511dfdf e05371e4 7441704e 26c8c359 1fdd3f77 19c5c100 d8a68c1c]
15698884605461649141017228684458001364515195638821207912644490988572
15698884605461649141017228684458001364515195638821207912644490988572
-------------------------------------------
[0x2a70da56 6b2132d1 2d4e10c4 f222eafe 88e5d178]
242294315721853140782625861798340006710457258360
242294315721853140782625861798340006710457258360
-------------------------------------------
[0xa9f8a38d 2dae7ec8 f513d2ff 11ed82f6 cf3bbf8b 9da6bf8b 2229bdb6 9a02330e]
76880178273454902187917754641693824869993386165973485184702729854214444561166
76880178273454902187917754641693824869993386165973485184702729854214444561166
-------------------------------------------
[0x402a2011]
1076502545
1076502545
-------------------------------------------
[0xcf032c90 ad09fe31 33da20ce ef3ee956 9295ea00]
1181831873967380537024460566483337911861652089344
1181831873967380537024460566483337911861652089344
-------------------------------------------