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#include "strings.h"
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <string>
using namespace std;
int numDig( int q ) {
int t = 1;
q = abs( q );
while( q >= 10 ) {
t++;
q /= 10;
}
return t;
}
string int2str( int z ) {
bool neg = z < 0;
int nd = numDig( z );
char * str = (char *)malloc( sizeof(char) * (neg + nd + 1) );
z = abs( z );
for ( int q = 0; q < nd; q++ ) {
int h = z % 10;
str[ neg + nd - q - 1 ] = '0' + h;
z /= 10;
}
if ( neg ) str[0] = '-';
str[ neg + nd ] = '\0';
string s = str;
free( str );
return s;
}
string int2normal( int z ) {
bool neg = z < 0;
int nd = numDig( z );
int total_char = neg + nd + abs(nd-1)/3+1;
char * str = (char *)malloc( sizeof(char) * (total_char) );
for ( int q = 0; q < total_char; q++ )
str[q] = 'A';
char * lem = str+(total_char-1);
*lem = '\0';
lem--;
z = abs( z );
for ( int q = 0; q < nd; q++ ) {
int h = z % 10;
*lem = '0'+h;
lem--;
if ( (q+1) % 3 == 0 && q != nd-1 ) {
*lem = ',';
lem--;
}
z /= 10;
}
if ( neg ) *str = '-';
string s = str;
free( str );
return s;
}
/*
char * d2normal( double whole, int precise ) {
int z = (int)whole;
bool neg = z < 0;
int nd = numDig( z );
int total_char = neg + nd + abs(nd-1)/3+1+1;
char * str = (char *)malloc( sizeof(char) * (total_char) );
for ( int q = 0; q < total_char; q++ )
str[q] = 'A';
char * lem = str+(total_char-1);
*lem = '\0';
lem--;
*lem = '.';
lem--;
z = abs( z );
for ( int q = 0; q < nd; q++ ) {
int h = z % 10;
*lem = '0'+h;
lem--;
if ( (q+1) % 3 == 0 && q != nd-1 ) {
*lem = ',';
lem--;
}
z /= 10;
}
z = (int)whole;
whole -= z;
whole = fabs( whole );
for ( int q = 0; q < precise; q++ ) {
char * t = (char *)malloc( sizeof( char ) * 2 );
whole *= 10;
z = (int)whole;
*t = '0' + z;
whole -= z;
*(t+1) = '\0';
char * reveal = append( str, t );
free( str );
free( t );
str = reveal;
}
if ( neg ) *str = '-';
return str;
}
*/
char upcase( char u ) {
if ( u >= 'a' && u <= 'z' )
return u-'a'+'A';
else return u;
}
void upstring( char * who ) {
while ( *who != 0 )
*who++ = upcase( *who );
}
int str2int( char * convert ) {
int total = 0;
bool neg = convert[0] == '-';
for ( int q = neg; q < length( convert ); q++ ) {
if ( !(convert[q] >= '0' && convert[q] <= '9' ) )
return 0;
total = total * 10 + convert[q]-'0';
}
if ( neg ) total *= -1;
return total;
}
double str2d( char * convert ) {
double front = 0;
double back = 0;
int place;
bool neg = convert[0] == '-';
for ( place = neg; place < length( convert ) && convert[place] != '.'; place++ ) {
if ( !( convert[place] >= '0' && convert[place] <= '9' ) )
return 0;
front = (front * 10.0) + convert[place]-'0';
}
if ( neg ) front *= -1;
if ( place >= length( convert ) )
return front;
if ( convert[place] == '.' ) place++;
double total = 1.0;
for ( ; place < length( convert ); place++ ) {
if ( !(convert[place] >= '0' && convert[place] <= '9' ) )
return 0;
total *= 10.0;
back = (back * 10.0) + convert[place]-'0';
}
back /= total;
if ( neg ) back *= -1;
front += back;
return front;
}
int length( char * q ) {
int z;
for ( z = 0; *q != '\0'; z++, q++ );
return z;
}
/*
char * append( const char * first, const char * second ) {
//printf("Appending [%s] with [%s]\n", first, second );
int m1 = strlen( first );
int m2 = strlen( second );
if ( m1 + m2 == 0 )
return strdup("");
char * final = (char *)malloc( sizeof(char) * (m1 + m2 + 1) );
if ( m1 ) memmove( (void *)final, (void *)first, m1 );
if ( m2 ) memmove( (void *)(final + sizeof(char)*m1 ), (void *)second, m2 );
final[ m1 + m2 ] = '\0';
return final;
}
*/
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