'commit'

TangDou/LuoGuBook/第8章模拟与高精度/TD.cpp

@@ -0,0 +1,38 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+const int INF = 0x3f3f3f3f;
+typedef long long LL;
+/*
+5
+100 -1 1 -3 0 10
+
+100x^5-x^4+x^3-3x^2+10
+*/
+int main() {
+    int n;
+    cin >> n;
+    for (int i = 1; i <= n + 1; i++) {
+        int a;
+        cin >> a;
+        if (a == 1) {
+            if (i == 1)
+                cout << "x^" << n - i + 1;
+            else
+                cout << "+x^" << n - i + 1;
+        }
+
+        else if (a == -1)
+            cout << "-"
+                 << "x^" << n - i + 1;
+        else if (a > 0) {
+            if (i == 1)
+                cout << a << "x^" << n - i + 1;
+            else
+                cout << "+" << a << "x^" << n - i + 1;
+        } else
+            cout << a << "x" << n - i + 1;
+    }
+
+    return 0;
+}