foo.c: In function 'main':
foo.c:19:1: error: stray '\241' in program
 　　 if (b[j]<b[h]) { p=b[j]; b[j]=b[h]; b[h]=p; } 
 ^
foo.c:19:1: error: stray '\241' in program
foo.c:19:1: error: stray '\241' in program
foo.c:19:1: error: stray '\241' in program
foo.c:20:1: error: stray '\241' in program
 　　 } 
 ^
foo.c:20:1: error: stray '\241' in program
foo.c:20:1: error: stray '\241' in program
foo.c:20:1: error: stray '\241' in program
foo.c:30:1: error: stray '\241' in program
 　　k=b[h+1]-b[h]-90; 
 ^
foo.c:30:1: error: stray '\241' in program
foo.c:30:1: error: stray '\241' in program
foo.c:30:1: error: stray '\241' in program
foo.c:31:1: error: stray '\241' in program
 　　for (j=h+1;j<=m+1;j++) b[j]=b[j]-k; 
 ^
foo.c:31:1: error: stray '\241' in program
foo.c:31:1: error: stray '\241' in program
foo.c:31:1: error: stray '\241' in program
foo.c:32:1: error: stray '\241' in program
 　　} 
 ^
foo.c:32:1: error: stray '\241' in program
foo.c:32:1: error: stray '\241' in program
foo.c:32:1: error: stray '\241' in program