Submission #2142833

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Source Code Expand

#include <stdio.h>

int main(){
	char s[4][4];
	char* c = s[0] ; 
	scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
	c = s[1];
	scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
	c = s[2];
	scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
	c = s[3];
	scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );

	for( int i = 0; i < 4; i++ ) {
		// printf("%c %c %c %c\n", s[i][0], s[i][1], s[i][2], s[i][3] );
	}
	for( int i = 0; i < 4; i++ ) {
		printf("%c %c %c %c\n", s[3-i][3], s[3-i][2], s[3-i][1], s[3-i][0] );
	}

}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:6:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
                                            ^
./Main.cpp:8:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
                                            ^
./Main.cpp:10:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
                                            ^
./Main.cpp:12:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%c %c %c %c\n", c, c+1 , c+2, c+3 );
                                            ^

Judge Result