/in/foo.cc: In function 'int main()':
/in/foo.cc:41:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for (int i=1; i<=N; ++i)
     ^~~
/in/foo.cc:43:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
         for(int i=1;i<=t;i++)
         ^~~
/in/foo.cc:42:16: warning: iteration 32999 invokes undefined behavior [-Waggressive-loop-optimizations]
         num[i] = 1, f[i] = i;
         ~~~~~~~^~~
/in/foo.cc:41:20: note: within this loop
     for (int i=1; i<=N; ++i)
                   ~^~~