/in/foo.c: In function 'main':
/in/foo.c:22:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for(i=1;i<=m;i++)
     ^~~
/in/foo.c:24:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
         printf("%d\n",sum);
         ^~~~~~