create dev channel

zeta/c/completed/16174.c

@@ -0,0 +1,102 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#define MAX_SIZE 1000000
+
+typedef struct {
+    int x;
+    int y;
+} Position;
+
+Position stack[MAX_SIZE];
+int top = -1;
+
+void push(Position item) {
+    stack[++top] = item;
+}
+
+Position pop() {
+    return stack[top--];
+}
+
+int is_empty() {
+    if (top == -1) {
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
+int main() {
+    int N;
+    scanf("%d", &N);
+    int **A = (int **) calloc(N, sizeof(int *));
+    A[0] = (int *) calloc(N * N, sizeof(int));
+    for (int i = 1; i < N; i++) {
+        A[i] = A[i - 1] + N;
+    }
+
+    for (int i = 0; i < N; i++) {
+        for (int j = 0; j < N; j++) {
+            scanf("%d", &A[i][j]);
+        }
+    }
+
+    int **V = (int **) calloc(N, sizeof(int *));
+    V[0] = (int *) calloc(N * N, sizeof(int));
+    for (int i = 1; i < N; i++) {
+        V[i] = V[i - 1] + N;
+    }
+
+    int flag = 0;
+
+    Position nowainit;
+    nowainit.x = 0;
+    nowainit.y = 0;
+
+    push(nowainit);
+
+    Position now;
+    Position target;
+    int amount;
+    while (!is_empty()) {
+        now = pop();
+        amount = A[now.x][now.y];
+        if (V[now.x][now.y]) {
+            continue;
+        }
+        V[now.x][now.y] = 1;
+
+        if (amount == 0) {
+            continue;
+        } else if (amount == -1) {
+            flag = 1;
+            break;
+        }
+
+        if (now.x + amount >= N) {
+
+        } else {
+            target.x = now.x + amount;
+            target.y = now.y;
+            push(target);
+        }
+
+        if (now.y + amount >= N) {
+
+        } else {
+            target.x = now.x;
+            target.y = now.y + amount;
+            push(target);
+        }
+    }
+    if (flag) printf("HaruHaru");
+    else
+        printf("Hing");
+
+    free(A[0]);
+    free(A);
+    free(V[0]);
+    free(V);
+    return 0;
+}