View Compilation Error

0_0_27308551_3413.c: In function 'main':
0_0_27308551_3413.c:11:14: error: redeclaration of 'i' with no linkage
     for (int i = 0; i < t; i++)
              ^
0_0_27308551_3413.c:10:9: note: previous declaration of 'i' was here
     int i,j,k;
         ^
0_0_27308551_3413.c:11:5: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
     for (int i = 0; i < t; i++)
     ^
0_0_27308551_3413.c:11:5: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code