Submission #1585649

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Source Code Expand

#include<stdio.h>
#include<stdlib.h>
#include<string.h>

int main()
{
	int n, i, j, k;
	char **p;
	char s[101], t[101];

	scanf("%d", &n);

	p = (char **)calloc(n, sizeof(char *));

	for(i = 0; i < n; i++)
	{
		char temp[51];
		int j = 0;

		scanf("%s", temp);

		p[i] = (char *)malloc(strlen(temp) + 1);

		while(temp[j])
			p[i][j] = temp[j++];

		p[i][j] = '\0';
	}

	for(i = 0; i < 100; i++)
		s[i] = 'z';

	for(i = 0; i < n ; i++)
		for(j = 0; j < n; j++)
			if(i != j)
			{
				strcpy(t, p[i]);
				strcat(t, p[j]);
				if(strcmp(t, s) < 0)
				strcpy(s, t);
			}
				

	printf("%s\n", s);

	for(i = 0; i < n; i++)
		free(p[i]);

	free(p);

	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:11:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ^
./Main.c:20:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", temp);
   ^

Judge Result