提出 #74732787

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ソースコード 拡げる

#include <iostream>

void HelloWorld(int n) {
    char x[n] = {'L'};
    for (int i = 1; i < n-2; ++i) {
        x[i] = 'o';
        //std::cout << "[" << i << "] " << "Hello World!" << std::endl;
    }
    x[n-2] = 'n';
    x[n-1] = 'g';
    for (int i = 0; i < n; ++i) {
      std::cout << x[i] ;
    }
}

int main() {
    int n = 0;
    
    std::cin >> n;
    HelloWorld(n+3);

    return 0;
}

提出情報

コンパイルエラー

In function 'HelloWorld',
    inlined from 'main' at ./Main.cpp:20:15:
./Main.cpp:9:12: warning: writing 2 bytes into a region of size 0 [-Wstringop-overflow=]
    9 |     x[n-2] = 'n';
      |            ^
./Main.cpp:4:10: note: at offset [-2147483647, -1] into destination object 'x' of size [0, 2147483647]
    4 |     char x[n] = {'L'};
      |          ^

ジャッジ結果