View Compilation Error

0_0_39263991_1870.cpp: In function 'int main()':
0_0_39263991_1870.cpp:42:33: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   42 |                         if(s[i] == "=") p[find(a[i])] = find(b[i]);
0_0_39263991_1870.cpp:46:33: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   46 |                         if(s[i] == ">") g[a[i]].psb(b[i]), in[b[i]]++;
0_0_39263991_1870.cpp:47:33: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   47 |                         if(s[i] == "<") g[b[i]].psb(a[i]), in[a[i]]++;