Submission #4047005

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Source Code Expand

#include <cstdio>

int main() {
  int H;
  scanf("%d %*d", &H);

  for (int i = 0; i < H; ++i) {
    char C[128];
    scanf("%s", C);
    printf("%s\n%s\n", C, C);
  }
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %*d", &H);
                      ^
./Main.cpp:9:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", C);
                   ^

Judge Result