GH-44: add codeforces 158A (#61)

Author: rain1024

problems/anhv_practice.csv

@@ -6,4 +6,5 @@ anhv;codeforces1527A;2022-11-25;practice;fail
 anhv;codeforces1527A;2022-11-25;practice;success
 anhv;codeforces1398C;2022-11-29;practice;fail
 anhv;codeforces1398C;2022-11-29;practice;editorial-success
-anhv;leetcode516;2022-12-01;practice;success
+anhv;leetcode516;2022-12-01;practice;success
+anhv;codeforces158A;2022-12-04;practice;success

problems/codeforces158A/.gitginore

@@ -0,0 +1 @@
+program

problems/codeforces158A/solution.cpp

@@ -0,0 +1,24 @@
+#include <bits/stdc++.h>
+#include <vector>
+ 
+using namespace std;
+
+int main(){
+  ios::sync_with_stdio(false);
+  cin.tie(0);
+  int n, k, a;
+  int count = 0;
+  cin >> n >> k;
+  vector<int> v;
+  for(int i=0; i<n; i++){
+    cin >> a;
+    v.push_back(a);
+  }
+  for(int i=0; i<n; i++){
+    if(v[i] >= v[k-1] && v[i] > 0){
+      count++;
+    }
+  }
+  cout << count << "\n";
+  return 0;
+}

problems/codeforces158A/tests/1

@@ -0,0 +1,2 @@
+8 5
+10 9 8 7 7 7 5 5

problems/codeforces158A/tests/2

@@ -0,0 +1,2 @@
+4 2
+0 0 0 0

problems/codeforces158A/tests/3

@@ -0,0 +1,2 @@
+5 1
+1 1 1 1 1

problems/codeforces158A/tests/4

@@ -0,0 +1,2 @@
+5 5
+1 1 1 1 1

problems/problems.csv

@@ -12,4 +12,5 @@ codeforces1759D;1759D;codeforces;2022-11-17;1400;brute force, number theory
 codeforces1759C;1759C;codeforces;2022-11-17;1100;greedy, math, shortest paths
 codeforces1759B;1759B;codeforces;2022-11-17;800;math
 codeforces1759A;1759A;codeforces;2022-11-17;800;implementation, strings
-codeforces1527A;1527A;codeforces;2021-05-18;800;bitmasks
+codeforces1527A;1527A;codeforces;2021-05-18;800;bitmasks
+codeforces158A;158A;codeforces;2012-03-12;800;special problem,implementation   

tools/craft/templates/.gitginore

@@ -1 +1 @@
-program
+solution