View Compilation Error

0_0_36162755_4730.c: In function 'main':
0_0_36162755_4730.c:12:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
         for(int i=0;i<n;i++)
         ^
0_0_36162755_4730.c:12:9: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_36162755_4730.c:17:13: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
             for(int j=0;j<i-1;j++)
             ^
0_0_36162755_4730.c:23:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
         for(int j=0;j<n;j++)
         ^