drkcore

2008/07/08 22:45:14

SRM189-DIV2-250

cutoffに合わせて丸める

  int round(string num, string cutoff) {
    stringstream ss,ss2;
    int i;
    double f,c;
    ss << num;
    ss >> f;
    ss2 << cutoff;
    ss2 >> c;
    i = int(f);
    if(f-i > c) i++;
    return i;
  }

それだけ

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