View Compilation Error

0_0_20776018_20064.cpp:1:1: error: expected unqualified-id before 'if'
 if(path[i][j]>ans&&(d[s1][t1]==d[s1][i]+d[i][j]+d[j][t1])&&(d[s2][t2]==d[s2][i]+d[i][j]+d[j][t2]))
 ^