View Compilation Error

0_0_34872951_3929.c: In function 'main':
0_0_34872951_3929.c:8:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
         for(int i=0;i<3;i++)
         ^
0_0_34872951_3929.c:8:9: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_34872951_3929.c:10:13: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
             for(int j = 0; j<2-i;j++)
             ^
0_0_34872951_3929.c:20:17: error: redefinition of 'i'
         for(int i = 0 ; i < 3 ; i++)
                 ^
0_0_34872951_3929.c:8:17: note: previous definition of 'i' was here
         for(int i=0;i<3;i++)
                 ^
0_0_34872951_3929.c:20:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
         for(int i = 0 ; i < 3 ; i++)
         ^