testlib/checkers/hcmp.cpp

#include "testlib.h"
#include <string>

using namespace std;

pattern pnum("0|-?[1-9][0-9]*");

bool isNumeric(const string &p) {
    return pnum.matches(p);
}

int main(int argc, char *argv[]) {
    setName("compare two signed huge integers");
    registerTestlibCmd(argc, argv);

    string ja = ans.readWord();
    string pa = ouf.readWord();

    if (!isNumeric(ja))
        quitf(_fail, "%s is not a valid integer", compress(ja).c_str());

    if (!ans.seekEof())
        quitf(_fail, "expected exactly one token in the answer file");

    if (!isNumeric(pa))
        quitf(_pe, "%s is not a valid integer", compress(pa).c_str());

    if (ja != pa)
        quitf(_wa, "expected '%s', found '%s'", compress(ja).c_str(), compress(pa).c_str());

    quitf(_ok, "answer is '%s'", compress(ja).c_str());
}