0_0_35909415_21107.c: In function 'main':
0_0_35909415_21107.c:8:5: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0; i<t; i++)
^
0_0_35909415_21107.c:8:5: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_35909415_21107.c:13:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int j=0; j<n-1; j++)
^
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