/* Task: Draw like a graph Without using any library Input : 47325 Odd will be in up and even will be in down Output looks like this /\ 4 / \ / \7 / \ \ / \ /3 Like this \/ https://www.sololearn.com/post/249658/?ref=app */ #include #include #include #include using namespace std; using VA = std::valarray; auto Display(VA const& v, size_t row, size_t col) { cout << "\n\n"; for(size_t i{0}; i < row; ++i) { cout << setw(2) << right << i << ':'; for(size_t j{0}; j < col; ++j) cout << v[i * col + j]; cout << '\n'; } cout << "\n\n"; } auto Draw_graph(string num){ cout << "numstr = " << num << '\n'; VA nums (num.data(),num.size()); nums -= 48; size_t col = nums.sum(); int mn = 0, mx = 0, tot = 0; // calculate the min,max height of mountain for(auto id=0u; id mx) mx = tot; } size_t row = mx - mn; // our matrix to store the data VA v(' ', row * col); // the starting row size_t s = (-mn - 1) * col; v[slice(s, nums[0], 1-col)] = '/'; // core - fill the diagonals in one go for(auto id{1u}; id> num; string nums[]{num, "47325", "6398", "1234321"}; for(auto v : nums) { Draw_graph(v); } }

[Challenge] Oma's Graph.cpp