View Compilation Error

0_0_26313564_28065.cpp:56:5: error: stray '\241' in program
     for(int i=0;i<q;i++)　scanf("%d %d", &ql[i], &qr[i]),qq[i]=i;
     ^
0_0_26313564_28065.cpp:56:5: error: stray '\241' in program
0_0_26313564_28065.cpp: In function 'void add(int, int)':
0_0_26313564_28065.cpp:27:14: error: 'n' was not declared in this scope
     while(x<=n)c[x]+=val,x+=lowbit(x);
              ^