View Compilation Error

0_0_18751786_12368.cpp: In function 'int main()':
0_0_18751786_12368.cpp:90:14: error: jump to label 'fail' [-fpermissive]
              fail:;
              ^
0_0_18751786_12368.cpp:59:37: error:   from here [-fpermissive]
    if(fabs(len[0]-len[i])>1e-6)goto fail;
                                     ^
0_0_18751786_12368.cpp:74:8: error:   crosses initialization of 'int vis [N]'
    int vis[N];
        ^