运行 ID: 37527

Main.cc: In function ‘int calc(int, int)’:
Main.cc:2:19: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
 #define up(i,l,r) for(int i=(l);i<=(r);++i)
                   ^
Main.cc:30:5: note: in expansion of macro ‘up’
     up(i,0,2)tf[i]=f[i],tg[i]=g[i];bool tL=L,tR=R;
     ^~
Main.cc:30:36: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
     up(i,0,2)tf[i]=f[i],tg[i]=g[i];bool tL=L,tR=R;
                                    ^~~~
Main.cc:2:19: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
 #define up(i,l,r) for(int i=(l);i<=(r);++i)
                   ^
Main.cc:50:5: note: in expansion of macro ‘up’
     up(i,0,2)f[i]=tf[i],g[i]=tg[i];L=tL,R=tR;
     ^~
Main.cc:50:36: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
     up(i,0,2)f[i]=tf[i],g[i]=tg[i];L=tL,R=tR;
                                    ^
Main.cc:63:13: warning: unused variable ‘x’ [-Wunused-variable]
         int x=(f[0]+1)*2;
             ^
Main.cc:31:9: warning: unused variable ‘st’ [-Wunused-variable]
     int st=0,ans=0;
         ^~
Main.cc: At global scope:
Main.cc:90:2: error: expected unqualified-id before ‘/’ token
 }/OH
  ^
Main.cc: In function ‘int main()’:
Main.cc:85:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]
     freopen("1.in","r",stdin),freopen("1.out","w",stdout);
     ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cc:85:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]