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#ifndef M6lbZdsknZWfvEr3i3hoi7EZO8M
#define M6lbZdsknZWfvEr3i3hoi7EZO8M
#include <math.h>
#include <sstream>
#include <string>
template<int> struct SISuffix { };
const char microSISuffixName[6] = { 'm', '~', 'n', 'p', 'f', 'a' };
const char macroSISuffixName[7] = { 'K', 'M', 'G', 'T', 'P', 'E', 'Y' };
int calcSISuffixId(double val, int base=1000) {
if (val >= base) return 1 + calcSISuffixId(val / base);
if (val < 1) return -1 + calcSISuffixId(val * base);
return 0;
}
std::string SISuffixify(double val, int base=1000) {
int id = calcSISuffixId(val, base);
assert(id >= -6);
assert(id <= 7);
std::ostringstream result;
result << val / pow(base, id) << " ";
if (id < 0)
result << microSISuffixName[-id - 1];
if (id > 0)
result << macroSISuffixName[ id - 1];
return result.str();
}
#endif // M6lbZdsknZWfvEr3i3hoi7EZO8M
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