add cf ecr-188 ABCDE

storage/cf/rs/ecr-188-B.rs

@@ -0,0 +1,26 @@
+use std::io::{read_to_string, stdin};
+
+fn main() {
+    let temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    let t = iter.next().unwrap();
+
+    (0..t).for_each(|_| {
+        let n = iter.next().unwrap();
+        let arr = (0..n).map(|_| iter.next().unwrap()).collect::<Vec<_>>();
+        let mut cnt = 0;
+        let mut before_most = 0;
+        for i in 0..n {
+            if arr[i] > before_most {
+                cnt += 1;
+                before_most = arr[i];
+            } else if arr[i] == before_most {
+                cnt += 1;
+            }
+        }
+        println!("{}", cnt);
+    });
+}