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authoromagdy7 <omar.professional8777@gmail.com>2022-11-05 01:28:02 +0200
committeromagdy7 <omar.professional8777@gmail.com>2022-11-05 01:28:02 +0200
commitc52b36c6a37fdb1d1de146d3939cb42e2c691f44 (patch)
treeb13bbc546bf9505c875dde5d26424d39d23054c9 /codeforces/MakeItIncreasing
parentb79a55ceee2f4532ef6621f9d86c6c61543ce6c9 (diff)
downloadcompetitive-programming-c52b36c6a37fdb1d1de146d3939cb42e2c691f44.tar.xz
competitive-programming-c52b36c6a37fdb1d1de146d3939cb42e2c691f44.zip
Solved 6 problem in filtrationContest and restructured the repo
Diffstat (limited to 'codeforces/MakeItIncreasing')
-rw-r--r--codeforces/MakeItIncreasing/MakeItIncreasing.cpp24
1 files changed, 24 insertions, 0 deletions
diff --git a/codeforces/MakeItIncreasing/MakeItIncreasing.cpp b/codeforces/MakeItIncreasing/MakeItIncreasing.cpp
new file mode 100644
index 0000000..987ef04
--- /dev/null
+++ b/codeforces/MakeItIncreasing/MakeItIncreasing.cpp
@@ -0,0 +1,24 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main() {
+ int tt;
+ cin >> tt;
+ while(tt--) {
+ int n;
+ int ans = 0;
+ cin >> n;
+ vector<int> v(n);
+ for(auto &x : v) cin >> x;
+ for(int i = n - 1; i > 0; i--) {
+ while(v[i] <= v[i-1] && v[i - 1] > 0) {
+ v[i-1] = v[i-1] / 2;
+ ans++;
+ }
+ if(v[i] == v[i-1]) {
+ ans = -1;
+ break;
+ }
+ }
+ cout << ans << endl;
+ }
+}