42_adjoly/CPP_Module_09
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「🔨」 fix: fixed double number not working

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This commit is contained in:
Adam JOLY
2025-07-03 20:15:55 +02:00
parent 10e10c95f4
commit 148a4ef839
1 changed files with 13 additions and 17 deletions
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30
ex01/RPN.cpp
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@ -6,7 +6,7 @@
/* By: adjoly <adjoly@student.42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/06/03 12:07:59 by adjoly #+# #+# */
/* Updated: 2025/07/03 14:15:57 by adjoly ### ########.fr */
/* Updated: 2025/07/03 20:15:20 by adjoly ### ########.fr */
/* */
/* ************************************************************************** */
@ -26,21 +26,15 @@ int div(int first, int second) {
return first / second;
}
void calc(int calc(int, int), std::string::const_iterator ,
std::stack<int> &stack) {
int first, second;
void calc(int (*op)(int, int), std::stack<int> &stack) {
if (stack.size() < 2)
throw std::range_error("not enough operands");
if (stack.size() != 2)
throw std::range_error("need 2 at least two number");
second = stack.top();
int second = stack.top();
stack.pop();
first = stack.top();
int first = stack.top();
stack.pop();
if (stack.size() != 0)
throw std::range_error("too much number");
stack.push(calc(first, second));
// if (*(c + 1) != ' ' || *(c + 1) != '\0')
// throw std::invalid_argument("");
stack.push(op(first, second));
}
void handle(std::string::const_iterator c, std::stack<int> &stack) {
@ -49,13 +43,13 @@ void handle(std::string::const_iterator c, std::stack<int> &stack) {
else if (std::isdigit(*c))
stack.push(*c - '0');
else if (*c == '+')
calc(add, c, stack);
calc(add, stack);
else if (*c == '-')
calc(subst, c, stack);
calc(subst, stack);
else if (*c == '*')
calc(mult, c, stack);
calc(mult, stack);
else if (*c == '/')
calc(div, c, stack);
calc(div, stack);
else
throw std::invalid_argument("invalid caracter detected");
}
@ -73,5 +67,7 @@ void rpn(char *av) {
throw std::runtime_error(str.str());
}
}
if (stack.size() != 1)
throw std::runtime_error("Error: leftover operands in stack");
std::cout << stack.top() << std::endl;
}