Submission #1358126

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Source Code Expand

#include <bits/stdc++.h>


int main() {
    FILE * fi, * fout;
    int x, y;
    //fi = fopen("A.in" ,"r");
    //fout = fopen("A.out" ,"w");
    fi=stdin;
    fout=stdout;
    fscanf(fi,"%d%d" ,&x,&y);
    if(x == y)
       fprintf(fout,"0");
    else if(x < y) {
       if(std::abs(x) <= y)
          fprintf(fout,"%d" ,y - std::abs(x) + (x < 0));
       else
          fprintf(fout,"%d" ,y - x);
    }
    else {
       if(std::abs(x) >= std::abs(y))
          fprintf(fout,"%d" ,1 + y + x);
       else {
          int flag = 0;
          if(x < 0)
            flag++;
          fprintf(fout,"%d" ,std::abs(y) - std::abs(x) + 1 + flag);
       }
    }
    fprintf(fout,"\n");
    //fclose(fi);
   // fclose(fout);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     fscanf(fi,"%d%d" ,&x,&y);
                             ^

Judge Result