mirror of
https://github.com/boostorg/contract.git
synced 2026-02-26 16:42:19 +00:00
26 lines
454 B
C++
26 lines
454 B
C++
|
|
//[n1962_sum
|
|
#include <boost/contract.hpp>
|
|
#include <cassert>
|
|
|
|
int sum(int count, int* array) {
|
|
int result;
|
|
boost::contract::guard c = boost::contract::function()
|
|
.precondition([&] {
|
|
BOOST_CONTRACT_ASSERT(count % 4 == 0);
|
|
})
|
|
;
|
|
|
|
result = 0;
|
|
for(int i = 0; i < count; ++i) result += array[i];
|
|
return result;
|
|
}
|
|
|
|
int main() {
|
|
int a[4] = {1, 2, 3, 4};
|
|
assert(sum(4, a) == 10);
|
|
return 0;
|
|
}
|
|
//]
|
|
|