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authorYuqian Yang <crupest@crupest.life>2025-02-28 23:13:39 +0800
committerYuqian Yang <crupest@crupest.life>2025-02-28 23:13:39 +0800
commitdc1f0c4c0096013799416664894c5194dc7e1f52 (patch)
tree2f5d235f778cd720f4c39ec3e56b77ba6d99f375 /store/works/solutions/acwing/1224.cpp
parent7299d424d90b1effb6db69e3476ddd5af72eeba4 (diff)
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chore(store): move everything to store.
Diffstat (limited to 'store/works/solutions/acwing/1224.cpp')
-rw-r--r--store/works/solutions/acwing/1224.cpp33
1 files changed, 33 insertions, 0 deletions
diff --git a/store/works/solutions/acwing/1224.cpp b/store/works/solutions/acwing/1224.cpp
new file mode 100644
index 0000000..8cdd9f0
--- /dev/null
+++ b/store/works/solutions/acwing/1224.cpp
@@ -0,0 +1,33 @@
+#include <iostream>
+#include <utility>
+
+int N;
+int x[10010];
+
+int main() {
+ std::ios_base::sync_with_stdio(false);
+ std::cin.tie(nullptr);
+
+ std::cin >> N;
+ for (int i = 1; i <= N; i++) {
+ std::cin >> x[i];
+ }
+
+ int result = 0;
+
+ for (int i = 1; i <= N - 1; i++) {
+ if (x[i] != i) {
+ for (int j = i + 1; j <= N; j++) {
+ if (x[j] == i) {
+ x[j] = x[i];
+ result++;
+ break;
+ }
+ }
+ }
+ }
+
+ std::cout << result;
+
+ return 0;
+}