s*****n
发帖数: 994 | 1 std::set s1, s2;
// Fill in s1 and s2 with values
std::set result;
std::set_union(s1.begin(), s1.end(), s2.begin(), s2.end(), result.begin());
And why have to do this?
std::set s1, s2;
// Fill in s1 and s2 with values
std::set result;
std::set_difference(s1.begin(), s1.end(), s2.begin(), s2.end(),
std::inserter(result, result.end())); | S**I
发帖数: 15689 | 2 the location pointed by result.begin() is read only.
));
【在 s*****n 的大作中提到】
: std::set s1, s2;
: // Fill in s1 and s2 with values
: std::set result;
: std::set_union(s1.begin(), s1.end(), s2.begin(), s2.end(), result.begin());
: And why have to do this?
: std::set s1, s2;
: // Fill in s1 and s2 with values
: std::set result;
: std::set_difference(s1.begin(), s1.end(), s2.begin(), s2.end(),
: std::inserter(result, result.end()));
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