foo.cc: In function 'void sd(T&)':
foo.cc:13:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while(c=gc(),47<c&&c<58)x=x*10+c-48;x*=y;
     ^~~~~
foo.cc:13:41: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
     while(c=gc(),47<c&&c<58)x=x*10+c-48;x*=y;
                                         ^
foo.cc: In function 'void we(T)':
foo.cc:18:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if(C>1<<20)Ot();if(x<0)sr[++C]=45,x=-x;
     ^~
foo.cc:18:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
     if(C>1<<20)Ot();if(x<0)sr[++C]=45,x=-x;
                     ^~
foo.cc:20:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while(sr[++C]=z[Z],--Z);sr[++C]='\n';
     ^~~~~
foo.cc:20:29: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
     while(sr[++C]=z[Z],--Z);sr[++C]='\n';
                             ^~
foo.cc: In function 'int main()':
foo.cc:5:42: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
 #define file(s) freopen(s".in","r",stdin),freopen(s".out","w",stdout)
                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:76:9: note: in expansion of macro 'file'
         file("s");
         ^~~~
foo.cc:5:42: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
 #define file(s) freopen(s".in","r",stdin),freopen(s".out","w",stdout)
                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:76:9: note: in expansion of macro 'file'
         file("s");
         ^~~~

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