0_0_19650476_9489.c: In function 'main':
0_0_19650476_9489.c:9:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i = 1; i <= N ;++i)
^
0_0_19650476_9489.c:9:2: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_19650476_9489.c:11:10: error: redefinition of 'i'
for(int i = 1 ; i<= M ;i++)
^
0_0_19650476_9489.c:9:10: note: previous definition of 'i' was here
for(int i = 1; i <= N ;++i)
^
0_0_19650476_9489.c:11:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i = 1 ; i<= M ;i++)
^
0_0_19650476_9489.c:15:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int k = 1 ; k <= N ; k++)
^
0_0_19650476_9489.c:19:5: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int j = 1 ; j <= N ; j++)
^
0_0_19650476_9489.c:28:8: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int t = 1 ; t < j ;t++)
^
0_0_19650476_9489.c:37:16: error: redefinition of 't'
for(int t = j+1 ; t < k ; t++)
^
0_0_19650476_9489.c:28:16: note: previous definition of 't' was here
for(int t = 1 ; t < j ;t++)
^
0_0_19650476_9489.c:37:8: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int t = j+1 ; t < k ; t++)
^
0_0_19650476_9489.c:46:16: error: redefinition of 't'
for(int t = k+1 ; t <= N ; t++)
^
0_0_19650476_9489.c:37:16: note: previous definition of 't' was here
for(int t = j+1 ; t < k ; t++)
^
0_0_19650476_9489.c:46:8: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int t = k+1 ; t <= N ; t++)
^
0_0_19650476_9489.c:55:16: error: redefinition of 't'
for(int t = j+1 ; t < k ; t++)
^
0_0_19650476_9489.c:46:16: note: previous definition of 't' was here
for(int t = k+1 ; t <= N ; t++)
^
0_0_19650476_9489.c:55:8: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int t = j+1 ; t < k ; t++)
^
0_0_19650476_9489.c:71:11: error: redefinition of 'i'
for(int i = 1 ; i < N ; i++)
^
0_0_19650476_9489.c:11:10: note: previous definition of 'i' was here
for(int i = 1 ; i<= M ;i++)
^
0_0_19650476_9489.c:71:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i = 1 ; i < N ; i++)
^
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