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| author | crupest <crupest@outlook.com> | 2021-02-24 00:36:15 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2021-02-24 00:36:15 +0800 |
| commit | 90375859767eb4cae3a7a93c64725b504d7f0fe0 (patch) | |
| tree | f8fcda952bbd2bbd9a6d9a2a2dfad1cb99d5d624 /works/life/chuanzhi-cup/practice-contest/2.cpp | |
| parent | 93b0dad49c78c22cda374239eda5a77baeb358b1 (diff) | |
| download | crupest-90375859767eb4cae3a7a93c64725b504d7f0fe0.tar.gz crupest-90375859767eb4cae3a7a93c64725b504d7f0fe0.tar.bz2 crupest-90375859767eb4cae3a7a93c64725b504d7f0fe0.zip | |
import(life): Add chuanzhi-cup codes.
Diffstat (limited to 'works/life/chuanzhi-cup/practice-contest/2.cpp')
| -rw-r--r-- | works/life/chuanzhi-cup/practice-contest/2.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/works/life/chuanzhi-cup/practice-contest/2.cpp b/works/life/chuanzhi-cup/practice-contest/2.cpp new file mode 100644 index 0000000..5622eb4 --- /dev/null +++ b/works/life/chuanzhi-cup/practice-contest/2.cpp @@ -0,0 +1,30 @@ +#include <iostream>
+
+long long sqrt(long long num) {
+ long long left = 1, right = num;
+ while (left != right) {
+ long long mid = (left + right) / 2;
+ if (mid * mid < num) {
+ left = mid + 1;
+ } else {
+ right = mid;
+ }
+ }
+ return left;
+}
+
+int main() {
+ long long c;
+ std::cin >> c;
+
+ for (long long i = 1; i < c; i++) {
+ long long b2 = c * c - i * i;
+ long long b = sqrt(b2);
+ if (b * b == b2) {
+ std::cout << i << " " << b;
+ break;
+ }
+ }
+
+ return 0;
+}
|