foo.cc: In function 'int main()':
foo.cc:27:20: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   27 |    if(p1[i][0]=='R'&&p2[i][0]=='S'||p1[i][0]=='S'&&p2[i][0]=='P'||p1[i][0]=='P'&&p2[i][0]=='R')
      |       ~~~~~~~~~~~~~^~~~~~~~~~~~~~~
foo.cc:27:80: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   27 |    if(p1[i][0]=='R'&&p2[i][0]=='S'||p1[i][0]=='S'&&p2[i][0]=='P'||p1[i][0]=='P'&&p2[i][0]=='R')
      |                                                                   ~~~~~~~~~~~~~^~~~~~~~~~~~~~~
foo.cc:17:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   17 |   scanf("%s %s",p1[i],p2[i]);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~

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