示例题目。

1002/main.cpp

@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+struct Matrix {
+    int a_11, a_12, a_21, a_22;
+};
+
+Matrix matrix_multiply(Matrix &mat1, Matrix &mat2) {
+    return Matrix{(mat1.a_11 * mat2.a_11 + mat1.a_12 * mat2.a_21) % 9973,
+                  (mat1.a_11 * mat2.a_12 + mat1.a_12 * mat2.a_22) % 9973,
+                  (mat1.a_21 * mat2.a_11 + mat1.a_22 * mat2.a_21) % 9973,
+                  (mat1.a_21 * mat2.a_12 + mat1.a_22 * mat2.a_22) % 9973};
+}
+
+int main() {
+    int n;
+    scanf("%d", &n);
+    for (int i = 0; i < n; i++) {
+        int ai;
+        scanf("%d", &ai);
+        if (ai <= 2) {
+            printf("1\n");
+            continue;
+        }
+        ai -= 2;
+        Matrix multiply = Matrix{1, 1, 1, 0};
+        Matrix result = Matrix{1, 0, 0, 1};
+        Matrix orig = Matrix{1, 0, 1, 0};
+        while (ai > 0) {
+            if (ai & 1) {
+                result = matrix_multiply(result, multiply);
+            }
+            multiply = matrix_multiply(multiply, multiply);
+            ai = ai >> 1;
+        }
+        result = matrix_multiply(result, orig);
+        printf("%d\n", result.a_11);
+    }
+    return 0;
+}