View Compilation Error

0_0_33980227_26463.cpp:1:1: error: 'g' does not name a type
 g[1][tot]+1)/2%Mod;
 ^
0_0_33980227_26463.cpp:3:9: error: expected unqualified-id before '--' token
         -- g[1][tot] ;//不能算1
         ^
0_0_33980227_26463.cpp:4:9: error: expected unqualified-id before 'if'
         if(n/l<=Sqr) ind1[n/l]=tot;
         ^
0_0_33980227_26463.cpp:5:9: error: expected unqualified-id before 'else'
         else ind2[r]=tot;
         ^
0_0_33980227_26463.cpp:6:5: error: expected declaration before '}' token
     }//g[1],g[2]分别表示一次项和二次项的和,ind1和ind2用来记录这个数在数组中的位置
     ^