Submission #1693377

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;

#define REP(i,n) for(int (i)=0;(i)<(n);(i)++)
#define REP2(i,s,n) for(int (i)=(s);(i)<(n);(i)++)

int main(){
	int n,k;
	int i,j;
	char c[4][4];
	double rate=0.;
	char temp;
	REP(i,4){
		REP(j,4){
			scanf(" %c",&c[i][j]);
		}
	}
	
	
	int p = 3;
	int q = 3;
	
	REP(i,2){
		q = 3;
		REP(j,4){
			//cout << i << j << "<->" << p << q << endl;  
			temp = c[i][j];
			c[i][j] = c[p][q];
			c[p][q] = temp;
			q--;
		}
		p--;
	}
	
	REP(i,4){
		REP(j,4){
			printf("%c",c[i][j]);
			if(j!=3)printf(" ");
		}
		printf("\n");
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf(" %c",&c[i][j]);
                         ^

Judge Result