diff options
Diffstat (limited to 'challenge-199/deadmarshal/cpp/ch-1.cpp')
| -rw-r--r-- | challenge-199/deadmarshal/cpp/ch-1.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/challenge-199/deadmarshal/cpp/ch-1.cpp b/challenge-199/deadmarshal/cpp/ch-1.cpp new file mode 100644 index 0000000000..b5ccda1df0 --- /dev/null +++ b/challenge-199/deadmarshal/cpp/ch-1.cpp @@ -0,0 +1,22 @@ +#include<iostream> +#include<vector> + +template<typename T> +int good_pairs(const std::vector<T> &vec) +{ + int count{}; + for(size_t i = 0; i < vec.size(); ++i) + for(size_t j = i+1; j < vec.size(); ++j) + if(vec[i] == vec[j]) count++; + return count; +} + +int main() +{ + std::vector<int> vec1{1,2,3,1,1,3},vec2{1,2,3},vec3{1,1,1,1}; + std::cout << good_pairs<int>(vec1) << '\n'; + std::cout << good_pairs<int>(vec2) << '\n'; + std::cout << good_pairs<int>(vec3) << '\n'; + return 0; +} + |
