void parseStr(const char* input_str, char** ret, int count, int idx) {
int i = 0;
while (isspace(input_str[i]))
++i;
int spaces = getSpaces(input_str, count);
ret[idx] = (char*)malloc(count - spaces); // *** error (need + 1)
char* begin = ret[idx];
while (!isspace(input_str[i]) && !ispunct(input_str[i])) { // first line
if (isCap(input_str[i]) && !isNum(input_str[i]))
*ret[idx] = (char)((input_str[i]) - 'A' + 'a');
else *ret[idx] = input_str[i];
ret[idx]++;
++i;
}
++i;
if (!ispunct(input_str[i])) {
int prev = 1;
for (; i < count; ++i) { // maybe use isspace || isalpha
if (prev && !isspace(input_str[i])) { // make sure not more than one consecutive space
if (!isCap(input_str[i]) && !isNum(input_str[i]))
*ret[idx] = (char)((input_str[i]) - 'a' + 'A');
else *ret[idx] = input_str[i];
ret[idx]++;
prev = 0;
if (isNum(input_str[i]))
prev = 1;
}
else if (isCap(input_str[i]) && !isspace(input_str[i])) {
*ret[idx] = (char)((input_str[i]) - 'A' + 'a');
ret[idx]++;
}
else if (!isCap(input_str[i]) && !isspace(input_str[i])) {
*ret[idx] = input_str[i];
ret[idx]++;
}
else if (isspace(input_str[i])) {
prev = 1;
}
}
}
*ret[idx] = '\0'; // end string
ret[idx] = begin;
}
bool Calculator::getValue()
{
while (!valStack.empty()) valStack.pop();
string::iterator it = formulaSuffixExpress.begin();
while (it != formulaSuffixExpress.end())
{
if (isCap(*it))
{
valStack.push(values[*it]);
}
else
{
bool ans1, ans2;
switch (*it)
{
case '!':
ans1 = valStack.top();
valStack.pop();
ans1 = !ans1;
valStack.push(ans1);
break;
case '&':
ans1 = valStack.top();
valStack.pop();
ans2 = valStack.top();
valStack.pop();
ans1 = ans1 & ans2;
valStack.push(ans1);
break;
case '|':
ans1 = valStack.top();
valStack.pop();
ans2 = valStack.top();
valStack.pop();
ans1 = ans1 | ans2;
valStack.push(ans1);
break;
case '>':
ans1 = valStack.top();
valStack.pop();
ans2 = valStack.top();
valStack.pop();
ans1 = ans1 | !ans2;
valStack.push(ans1);
break;
default:
break;
}
}
it++;
}
return valStack.top();
}
void Calculator::count()
{
charSet.clear();
string::iterator it = formula.begin();
while (it != formula.end())
{
if (isCap(*it))
charSet.insert(*it);
it++;
}
propositionNumber = charSet.size();
}
void Calculator::getFormulaSuffixExpress()
{
string::iterator it = formula.begin();
while (!operators.empty()) operators.pop();
while(it != formula.end())
{
if (isCap(*it))
{
formulaSuffixExpress += *it;
}
else
{
if (!operators.empty() && *it != '(')
{
while (!operators.empty() && operatorPri[operators.top()] >= operatorPri[*it])
{
formulaSuffixExpress += operators.top();
operators.pop();
}
if (*it == ')')
{
while (!operators.empty())
{
if (operators.top() != '(' && operators.top() != ')')
formulaSuffixExpress += operators.top();
operators.pop();
}
}
else
{
operators.push(*it);
}
}
else
{
operators.push(*it);
}
}
it++;
}
while (!operators.empty())
{
char ch = operators.top();
if (ch != '(' && ch != ')')
formulaSuffixExpress += ch;
operators.pop();
}
}
