limits check

gistfile1.txt

$ uname -a                                                                                   [/tmp]
Linux SVZ1311AJ 3.4.4-2-ARCH #1 SMP PREEMPT Sun Jun 24 18:59:47 CEST 2012 x86_64 GNU/Linux


$ ./a.out                                                                                    [/tmp]
2147483647
4294967295
9223372036854775807
18446744073709551615
9223372036854775807
18446744073709551615
3.40282e+38
1.79769e+308

limits.cpp

//http://d.hatena.ne.jp/TOTTORIPAPER/20120107
#include <iostream>
#include <limits.h>
#include <float.h>

int main(){
    std::cout << INT_MAX << std::endl;//intの最大値
    std::cout << UINT_MAX << std::endl;//unsigned intの最大値
    std::cout << LONG_MAX << std::endl;//long intの最大値
    std::cout << ULONG_MAX << std::endl;//unsigned long intの最大値

    std::cout << LLONG_MAX << std::endl;//long long intの最大値
    std::cout << ULLONG_MAX << std::endl;//unsigned long long intの最大値

    std::cout << FLT_MAX << std::endl;//floatの最大値
    std::cout << DBL_MAX << std::endl;//doubleの最大値
}