src.c: In function 'main':
src.c:4:1: error: stray '\302' in program
    long long int sn,sum,n,i;
^
src.c:4:1: error: stray '\240' in program
src.c:4:1: error: stray '\302' in program
src.c:4:1: error: stray '\240' in program
src.c:5:1: error: stray '\302' in program
    sum=1;
^
src.c:5:1: error: stray '\240' in program
src.c:5:1: error: stray '\302' in program
src.c:5:1: error: stray '\240' in program
src.c:6:1: error: stray '\302' in program
    sn=0;
^
src.c:6:1: error: stray '\240' in program
src.c:6:1: error: stray '\302' in program
src.c:6:1: error: stray '\240' in program
src.c:7:1: error: stray '\302' in program
        scanf("%lld",